Q: What is the sum of all factors of the number 4,027,999 excluding 4,027,999?
A: 21,281
The factors of the number 4,027,999 are: 1, 191, 21089, 4027999.
If you add them up, you will get the total of 4,028,020. Now subtract 4,027,999 to get 21,281