Greatest Common Factor of 21, 14, 87, 93

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

• Greatest Common Factor of 21, 14, 87, 93 by common division method
• Greatest Common Factor of 21, 14, 87, 93 with matching the biggest common factor

Maximum 4 Number can be enter but you can reset

∴ 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 14

List of positive integer factors of 14 that divides 14 without a remainder.

1,2,7,14

Factors of 87

List of positive integer factors of 87 that divides 87 without a remainder.

1,3,29,87

Factors of 93

List of positive integer factors of 93 that divides 93 without a remainder.

1,3,31,93

Greatest Common Factor

We found the factors 21,14,87,93 . The biggest common factor number is the GCF number.
So the greatest common factor 21,14,87,93 is 1.

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

• GCF of 10, 23, 73, 35
• GCF of 16, 95, 73, 93
• GCF of 18, 56, 51, 64
• GCF of 22, 23, 81, 87
• GCF of 23, 17, 47, 93

1. What is the GCF of 21, 14, 87, 93?

Answer: GCF of 21, 14, 87, 93 is 1.

2. How to Find the GCF of 21, 14, 87, 93

Answer: Greatest Common Factor(GCF) of 21, 14, 87, 93 = 1

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

Step 2: Then multiply all the prime factors GCF(21, 14, 87, 93) = 1.