Greatest Common Factor of 21, 15, 26, 113

Greatest common factor or Greatest common divisor (GCD) can be calculated in two ways

• Greatest Common Factor of 21, 15, 26, 113 by common division method
• Greatest Common Factor of 21, 15, 26, 113 with matching the biggest common factor

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∴ GCF of numbers is 1 because of no common factors present between them.

Factors of 21

List of positive integer factors of 21 that divides 21 without a remainder.

1,3,7,21

Factors of 15

List of positive integer factors of 15 that divides 15 without a remainder.

1,3,5,15

Factors of 26

List of positive integer factors of 26 that divides 26 without a remainder.

1,2,13,26

Factors of 113

List of positive integer factors of 113 that divides 113 without a remainder.

1,113

Greatest Common Factor

We found the factors 21,15,26,113 . The biggest common factor number is the GCF number.
So the greatest common factor 21,15,26,113 is 1.

Here are some samples of GCF of two or more Numbers calculations.

• GCF of 80, 77, 98, 583
• GCF of 44, 48, 31, 590
• GCF of 26, 86, 96, 554
• GCF of 19, 10, 29, 919
• GCF of 14, 42, 89, 229

1. What is the GCF of 21, 15, 26, 113?

Answer: GCF of 21, 15, 26, 113 is 1.

2. How to Find the GCF of 21, 15, 26, 113

Answer: Greatest Common Factor(GCF) of 21, 15, 26, 113 = 1

Step 1: Divide all the numbers with common prime numbers having remainder zero.

Step 2: Then multiply all the prime factors GCF(21, 15, 26, 113) = 1.