Q: What is the sum of all factors of the number 21,345,402 excluding 21,345,402?
A: 25,002,438
The factors of the number 21,345,402 are: 1, 2, 3, 6, 13, 26, 39, 78, 131, 262, 393, 786, 1703, 2089, 3406, 4178, 5109, 6267, 10218, 12534, 27157, 54314, 81471, 162942, 273659, 547318, 820977, 1641954, 3557567, 7115134, 10672701, 21345402.
If you add them up, you will get the total of 21,345,427. Now subtract 21,345,402 to get 25,002,438