21032076505

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{20126389}}^1$

素因数の和:20126424

約数の個数: 16

約数和(自身を含む): 28982001600

約数和(自身を除く): 7949925095

約数列:

[1, 5, 11, 19, 55, 95, 209, 1045, 20126389, 100631945, 221390279, 382401391, 1106951395, 1912006955, 4206415301, 21032076505]

約数ペア:

[(1, 21032076505), (5, 4206415301), (11, 1912006955), (19, 1106951395), (55, 382401391), (95, 221390279), (209, 100631945), (1045, 20126389)]