Greatest Common Factor of 21, 410, 872

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

• Greatest Common Factor of 21, 410, 872 by common division method
• Greatest Common Factor of 21, 410, 872 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 410

List of positive integer factors of 410 that divides 410 without a remainder.

1,2,5,10,41,82,205,410

Factors of 872

List of positive integer factors of 872 that divides 872 without a remainder.

1,2,4,8,109,218,436,872

Greatest Common Factor

We found the factors 21,410,872 . The biggest common factor number is the GCF number.
So the greatest common factor 21,410,872 is 1.

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

• GCF of 46, 744, 840
• GCF of 46, 746, 466
• GCF of 82, 599, 716
• GCF of 13, 160, 631
• GCF of 77, 285, 942

1. What is the GCF of 21, 410, 872?

Answer: GCF of 21, 410, 872 is 1.

2. How to Find the GCF of 21, 410, 872

Answer: Greatest Common Factor(GCF) of 21, 410, 872 = 1

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

Step 2: Then multiply all the prime factors GCF(21, 410, 872) = 1.