21585454

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{1471}}^1$

素因数の和:1536

約数の個数: 32

約数和(自身を含む): 38154240

約数和(自身を除く): 16568786

約数列:

[1, 2, 11, 22, 23, 29, 46, 58, 253, 319, 506, 638, 667, 1334, 1471, 2942, 7337, 14674, 16181, 32362, 33833, 42659, 67666, 85318, 372163, 469249, 744326, 938498, 981157, 1962314, 10792727, 21585454]

約数ペア:

[(1, 21585454), (2, 10792727), (11, 1962314), (22, 981157), (23, 938498), (29, 744326), (46, 469249), (58, 372163), (253, 85318), (319, 67666), (506, 42659), (638, 33833), (667, 32362), (1334, 16181), (1471, 14674), (2942, 7337)]