21000658255

素因数分解:

$5^1\times {\mathrm{53}}^1\times {\mathrm{2129}}^1\times {\mathrm{37223}}^1$

素因数の和:39410

約数の個数: 16

約数和(自身を含む): 25689026880

約数和(自身を除く): 4688368625

約数列:

[1, 5, 53, 265, 2129, 10645, 37223, 112837, 186115, 564185, 1972819, 9864095, 79247767, 396238835, 4200131651, 21000658255]

約数ペア:

[(1, 21000658255), (5, 4200131651), (53, 396238835), (265, 79247767), (2129, 9864095), (10645, 1972819), (37223, 564185), (112837, 186115)]