Q: What is the sum of all factors of the number 21,430,457 excluding 21,430,457?
A: 997,639
The factors of the number 21,430,457 are: 1, 23, 397, 2347, 9131, 53981, 931759, 21430457.
If you add them up, you will get the total of 21,431,454. Now subtract 21,430,457 to get 997,639