Q: What is the sum of all factors of the number 421,421,300 excluding 421,421,300?
A: 493,063,138
The factors of the number 421,421,300 are: 1, 2, 4, 5, 10, 20, 25, 50, 100, 4214213, 8428426, 16856852, 21071065, 42142130, 84284260, 105355325, 210710650, 421421300.
If you add them up, you will get the total of 421,421,793. Now subtract 421,421,300 to get 493,063,138