21665452145

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{113}}^1\times {\mathrm{617}}^1\times {\mathrm{3271}}^1$

素因数の和:4025

約数の個数: 32

約数和(自身を含む): 27662273280

約数和(自身を除く): 5996821135

約数列:

[1, 5, 19, 95, 113, 565, 617, 2147, 3085, 3271, 10735, 11723, 16355, 58615, 62149, 69721, 310745, 348605, 369623, 1324699, 1848115, 2018207, 6623495, 7022837, 10091035, 35114185, 38345933, 191729665, 228057391, 1140286955, 4333090429, 21665452145]

約数ペア:

[(1, 21665452145), (5, 4333090429), (19, 1140286955), (95, 228057391), (113, 191729665), (565, 38345933), (617, 35114185), (2147, 10091035), (3085, 7022837), (3271, 6623495), (10735, 2018207), (11723, 1848115), (16355, 1324699), (58615, 369623), (62149, 348605), (69721, 310745)]