Q: What is the sum of all factors of the number 4,002,021 excluding 4,002,021?
A: 2,276,379
The factors of the number 4,002,021 are: 1, 3, 9, 17, 27, 51, 153, 459, 8719, 26157, 78471, 148223, 235413, 444669, 1334007, 4002021.
If you add them up, you will get the total of 4,002,023. Now subtract 4,002,021 to get 2,276,379