20210875391

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{149}}^1\times {\mathrm{1139861}}^1$

素因数の和:1140034

約数の個数: 16

約数和(自身を含む): 24621019200

約数和(自身を除く): 4410143809

約数列:

[1, 7, 17, 119, 149, 1043, 2533, 17731, 1139861, 7979027, 19377637, 135643459, 169839289, 1188875023, 2887267913, 20210875391]

約数ペア:

[(1, 20210875391), (7, 2887267913), (17, 1188875023), (119, 169839289), (149, 135643459), (1043, 19377637), (2533, 7979027), (17731, 1139861)]