21515673605

素因数分解:

$5^1\times {\mathrm{103}}^1\times {\mathrm{1913}}^1\times {\mathrm{21839}}^1$

素因数の和:23860

約数の個数: 16

約数和(自身を含む): 26084298240

約数和(自身を除く): 4568624635

約数列:

[1, 5, 103, 515, 1913, 9565, 21839, 109195, 197039, 985195, 2249417, 11247085, 41778007, 208890035, 4303134721, 21515673605]

約数ペア:

[(1, 21515673605), (5, 4303134721), (103, 208890035), (515, 41778007), (1913, 11247085), (9565, 2249417), (21839, 985195), (109195, 197039)]