Greatest Common Factor of 21, 681, 744

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

• Greatest Common Factor of 21, 681, 744 by common division method
• Greatest Common Factor of 21, 681, 744 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 681

List of positive integer factors of 681 that divides 681 without a remainder.

1,3,227,681

Factors of 744

List of positive integer factors of 744 that divides 744 without a remainder.

1,2,3,4,6,8,12,24,31,62,93,124,186,248,372,744

Greatest Common Factor

We found the factors 21,681,744 . The biggest common factor number is the GCF number.
So the greatest common factor 21,681,744 is 3.

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

• GCF of 84, 627, 306
• GCF of 61, 662, 731
• GCF of 50, 303, 732
• GCF of 84, 983, 311
• GCF of 98, 735, 387

1. What is the GCF of 21, 681, 744?

Answer: GCF of 21, 681, 744 is 3.

2. How to Find the GCF of 21, 681, 744

Answer: Greatest Common Factor(GCF) of 21, 681, 744 = 3

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

Step 2: Then multiply all the prime factors GCF(21, 681, 744) = 3.