GCF for 21 and 26

"Greatest Common Factor" Calculator

Greatest Common Factor of

and

What is the Greatest common Divisor of 21 and 26?

Answer: GCF of 21 and 26 is 1

(One)

Finding GCF for 21 and 26 using all factors (divisors) listing

The first method to find GCF for numbers 21 and 26 is to list all factors for both numbers and pick the highest common one:

All factors of 21: 1, 3, 7, 21

All factors of 26: 1, 2, 13, 26

So the Greatest Common Factor for 21 and 26 is 1

Finding GCF for 21 and 26 by Prime Factorization

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About "Greatest Common Factor" Calculator

This calculator will help you find the greatest common factor (GCF) of two numbers. For example, it can help you find out what is the Greatest common Divisor of 21 and 26? (The answer is: 1). Select the first number (e.g. '21') and the second number (e.g. '26'). After that hit the 'Calculate' button.
Greatest Common Factor (GCF) also known as the Greatest Common Divisor (GCD) or Highest Common Factor (HCF) - it is the largest positive integer that divides each of the integers with zero remainder

"Greatest Common Factor" Calculator

Greatest Common Factor of

and

GCF Table

Number 1Number 2GCF
6262
7261
8262
9261
10262
11261
12262
132613
14262
15261
16262
17261
18262
19261
20262
21261
22262
23261
24262
25261
262626
27261
28262
29261
30262
31261
32262
33261
34262
35261

FAQ

What is the Greatest common Divisor of 21 and 26?

GCF of 21 and 26 is 1

See Also