21644262

素因数分解:

$2^1\times 3^2\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{491}}^1$

素因数の和:609

約数の個数: 48

約数和(自身を含む): 49121280

約数和(自身を除く): 27477018

約数列:

[1, 2, 3, 6, 9, 18, 31, 62, 79, 93, 158, 186, 237, 279, 474, 491, 558, 711, 982, 1422, 1473, 2449, 2946, 4419, 4898, 7347, 8838, 14694, 15221, 22041, 30442, 38789, 44082, 45663, 77578, 91326, 116367, 136989, 232734, 273978, 349101, 698202, 1202459, 2404918, 3607377, 7214754, 10822131, 21644262]

約数ペア:

[(1, 21644262), (2, 10822131), (3, 7214754), (6, 3607377), (9, 2404918), (18, 1202459), (31, 698202), (62, 349101), (79, 273978), (93, 232734), (158, 136989), (186, 116367), (237, 91326), (279, 77578), (474, 45663), (491, 44082), (558, 38789), (711, 30442), (982, 22041), (1422, 15221), (1473, 14694), (2449, 8838), (2946, 7347), (4419, 4898)]