21167708525

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{1249}}^1\times {\mathrm{39877}}^1$

素因数の和:41153

約数の個数: 24

約数和(自身を含む): 27814905000

約数和(自身を除く): 6647196475

約数列:

[1, 5, 17, 25, 85, 425, 1249, 6245, 21233, 31225, 39877, 106165, 199385, 530825, 677909, 996925, 3389545, 16947725, 49806373, 249031865, 846708341, 1245159325, 4233541705, 21167708525]

約数ペア:

[(1, 21167708525), (5, 4233541705), (17, 1245159325), (25, 846708341), (85, 249031865), (425, 49806373), (1249, 16947725), (6245, 3389545), (21233, 996925), (31225, 677909), (39877, 530825), (106165, 199385)]