21482786

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{10459}}^1$

素因数の和:10553

約数の個数: 16

約数和(自身を含む): 35145600

約数和(自身を除く): 13662814

約数列:

[1, 2, 13, 26, 79, 158, 1027, 2054, 10459, 20918, 135967, 271934, 826261, 1652522, 10741393, 21482786]

約数ペア:

[(1, 21482786), (2, 10741393), (13, 1652522), (26, 826261), (79, 271934), (158, 135967), (1027, 20918), (2054, 10459)]