Greatest Common Factor of 462, 238, 21

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

• Greatest Common Factor of 462, 238, 21 by common division method
• Greatest Common Factor of 462, 238, 21 with matching the biggest common factor

Maximum 4 Number can be enter but you can reset

∴ So the GCF of the given numbers is 7 = 7

Factors of 462

List of positive integer factors of 462 that divides 462 without a remainder.

1,2,3,6,7,11,14,21,22,33,42,66,77,154,231,462

Factors of 238

List of positive integer factors of 238 that divides 238 without a remainder.

1,2,7,14,17,34,119,238

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 462,238,21 . The biggest common factor number is the GCF number.
So the greatest common factor 462,238,21 is 7.

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

• GCF of 776, 273, 91
• GCF of 125, 477, 53
• GCF of 263, 289, 26
• GCF of 799, 800, 95
• GCF of 894, 157, 19

1. What is the GCF of 462, 238, 21?

Answer: GCF of 462, 238, 21 is 7.

2. How to Find the GCF of 462, 238, 21

Answer: Greatest Common Factor(GCF) of 462, 238, 21 = 7

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

Step 2: Then multiply all the prime factors GCF(462, 238, 21) = 7.