21004608

素因数分解:

$2^6\times 3^1\times {\mathrm{31}}^1\times {\mathrm{3529}}^1$

素因数の和:3575

約数の個数: 56

約数和(自身を含む): 57383680

約数和(自身を除く): 36379072

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 31, 32, 48, 62, 64, 93, 96, 124, 186, 192, 248, 372, 496, 744, 992, 1488, 1984, 2976, 3529, 5952, 7058, 10587, 14116, 21174, 28232, 42348, 56464, 84696, 109399, 112928, 169392, 218798, 225856, 328197, 338784, 437596, 656394, 677568, 875192, 1312788, 1750384, 2625576, 3500768, 5251152, 7001536, 10502304, 21004608]

約数ペア:

[(1, 21004608), (2, 10502304), (3, 7001536), (4, 5251152), (6, 3500768), (8, 2625576), (12, 1750384), (16, 1312788), (24, 875192), (31, 677568), (32, 656394), (48, 437596), (62, 338784), (64, 328197), (93, 225856), (96, 218798), (124, 169392), (186, 112928), (192, 109399), (248, 84696), (372, 56464), (496, 42348), (744, 28232), (992, 21174), (1488, 14116), (1984, 10587), (2976, 7058), (3529, 5952)]