Greatest Common Factor of 116, 261, 21

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

• Greatest Common Factor of 116, 261, 21 by common division method
• Greatest Common Factor of 116, 261, 21 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 116

List of positive integer factors of 116 that divides 116 without a remainder.

1,2,4,29,58,116

Factors of 261

List of positive integer factors of 261 that divides 261 without a remainder.

1,3,9,29,87,261

Factors of 21

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

1,3,7,21

Greatest Common Factor

We found the factors 116,261,21 . The biggest common factor number is the GCF number.
So the greatest common factor 116,261,21 is 1.

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

• GCF of 980, 448, 13
• GCF of 292, 896, 84
• GCF of 374, 884, 31
• GCF of 522, 502, 95
• GCF of 331, 444, 38

1. What is the GCF of 116, 261, 21?

Answer: GCF of 116, 261, 21 is 1.

2. How to Find the GCF of 116, 261, 21

Answer: Greatest Common Factor(GCF) of 116, 261, 21 = 1

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

Step 2: Then multiply all the prime factors GCF(116, 261, 21) = 1.