Q: What is the sum of all factors of the number 21,143,021 excluding 21,143,021?
A: 571,471
The factors of the number 21,143,021 are: 1, 37, 571433, 21143021.
If you add them up, you will get the total of 21,143,592. Now subtract 21,143,021 to get 571,471