21033130130

素因数分解:

$2^1\times 5^1\times {\mathrm{523}}^1\times {\mathrm{1319}}^1\times {\mathrm{3049}}^1$

素因数の和:4898

約数の個数: 32

約数和(自身を含む): 37973232000

約数和(自身を除く): 16940101870

約数列:

[1, 2, 5, 10, 523, 1046, 1319, 2615, 2638, 3049, 5230, 6098, 6595, 13190, 15245, 30490, 689837, 1379674, 1594627, 3189254, 3449185, 4021631, 6898370, 7973135, 8043262, 15946270, 20108155, 40216310, 2103313013, 4206626026, 10516565065, 21033130130]

約数ペア:

[(1, 21033130130), (2, 10516565065), (5, 4206626026), (10, 2103313013), (523, 40216310), (1046, 20108155), (1319, 15946270), (2615, 8043262), (2638, 7973135), (3049, 6898370), (5230, 4021631), (6098, 3449185), (6595, 3189254), (13190, 1594627), (15245, 1379674), (30490, 689837)]