Greatest Common Factor of 21, 203, 310

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

• Greatest Common Factor of 21, 203, 310 by common division method
• Greatest Common Factor of 21, 203, 310 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 203

List of positive integer factors of 203 that divides 203 without a remainder.

1,7,29,203

Factors of 310

List of positive integer factors of 310 that divides 310 without a remainder.

1,2,5,10,31,62,155,310

Greatest Common Factor

We found the factors 21,203,310 . The biggest common factor number is the GCF number.
So the greatest common factor 21,203,310 is 1.

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

• GCF of 87, 791, 542
• GCF of 44, 563, 128
• GCF of 82, 834, 262
• GCF of 54, 173, 101
• GCF of 83, 574, 309

1. What is the GCF of 21, 203, 310?

Answer: GCF of 21, 203, 310 is 1.

2. How to Find the GCF of 21, 203, 310

Answer: Greatest Common Factor(GCF) of 21, 203, 310 = 1

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

Step 2: Then multiply all the prime factors GCF(21, 203, 310) = 1.