Greatest Common Factor of 21, 726, 426

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

• Greatest Common Factor of 21, 726, 426 by common division method
• Greatest Common Factor of 21, 726, 426 with matching the biggest common factor

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∴ So the GCF of the given numbers is 3 = 3

Factors of 21

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

1,3,7,21

Factors of 726

List of positive integer factors of 726 that divides 726 without a remainder.

1,2,3,6,11,22,33,66,121,242,363,726

Factors of 426

List of positive integer factors of 426 that divides 426 without a remainder.

1,2,3,6,71,142,213,426

Greatest Common Factor

We found the factors 21,726,426 . The biggest common factor number is the GCF number.
So the greatest common factor 21,726,426 is 3.

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

• GCF of 61, 381, 239
• GCF of 32, 194, 128
• GCF of 23, 116, 964
• GCF of 31, 938, 285
• GCF of 19, 801, 197

1. What is the GCF of 21, 726, 426?

Answer: GCF of 21, 726, 426 is 3.

2. How to Find the GCF of 21, 726, 426

Answer: Greatest Common Factor(GCF) of 21, 726, 426 = 3

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

Step 2: Then multiply all the prime factors GCF(21, 726, 426) = 3.