21103326725

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{2094623}}^1$

素因数の和:2094677

約数の個数: 24

約数和(自身を含む): 29090138112

約数和(自身を除く): 7986811387

約数列:

[1, 5, 13, 25, 31, 65, 155, 325, 403, 775, 2015, 10075, 2094623, 10473115, 27230099, 52365575, 64933313, 136150495, 324666565, 680752475, 844133069, 1623332825, 4220665345, 21103326725]

約数ペア:

[(1, 21103326725), (5, 4220665345), (13, 1623332825), (25, 844133069), (31, 680752475), (65, 324666565), (155, 136150495), (325, 64933313), (403, 52365575), (775, 27230099), (2015, 10473115), (10075, 2094623)]