Q: What is the sum of all factors of the number 21,128,280 including 21,128,280?
A: 67,119,840
The factors of the number 21,128,280 are: 1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 51, 60, 68, 85, 102, 120, 136, 170, 204, 255, 340, 408, 510, 680, 1020, 2040, 10357, 20714, 31071, 41428, 51785, 62142, 82856, 103570, 124284, 155355, 176069, 207140, 248568, 310710, 352138, 414280, 528207, 621420, 704276, 880345, 1056414, 1242840, 1408552, 1760690, 2112828, 2641035, 3521380, 4225656, 5282070, 7042760, 10564140, 21128280.
If you add them up, you will get the total of 67,119,840.