Greatest Common Factor of 21, 72, 71, 886

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

• Greatest Common Factor of 21, 72, 71, 886 by common division method
• Greatest Common Factor of 21, 72, 71, 886 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 72

List of positive integer factors of 72 that divides 72 without a remainder.

1,2,3,4,6,8,9,12,18,24,36,72

Factors of 71

List of positive integer factors of 71 that divides 71 without a remainder.

1,71

Factors of 886

List of positive integer factors of 886 that divides 886 without a remainder.

1,2,443,886

Greatest Common Factor

We found the factors 21,72,71,886 . The biggest common factor number is the GCF number.
So the greatest common factor 21,72,71,886 is 1.

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

• GCF of 26, 38, 59, 645
• GCF of 25, 95, 77, 339
• GCF of 59, 87, 71, 720
• GCF of 88, 34, 26, 913
• GCF of 94, 63, 70, 427

1. What is the GCF of 21, 72, 71, 886?

Answer: GCF of 21, 72, 71, 886 is 1.

2. How to Find the GCF of 21, 72, 71, 886

Answer: Greatest Common Factor(GCF) of 21, 72, 71, 886 = 1

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

Step 2: Then multiply all the prime factors GCF(21, 72, 71, 886) = 1.