Q: What is the sum of all factors of the number 421,984 excluding 421,984?
A: 408,860
The factors of the number 421,984 are: 1, 2, 4, 8, 16, 32, 13187, 26374, 52748, 105496, 210992, 421984.
If you add them up, you will get the total of 422,392. Now subtract 421,984 to get 408,860