21006436

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{281}}^1\times {\mathrm{1699}}^1$

素因数の和:1995

約数の個数: 24

約数和(自身を含む): 40269600

約数和(自身を除く): 19263164

約数列:

[1, 2, 4, 11, 22, 44, 281, 562, 1124, 1699, 3091, 3398, 6182, 6796, 12364, 18689, 37378, 74756, 477419, 954838, 1909676, 5251609, 10503218, 21006436]

約数ペア:

[(1, 21006436), (2, 10503218), (4, 5251609), (11, 1909676), (22, 954838), (44, 477419), (281, 74756), (562, 37378), (1124, 18689), (1699, 12364), (3091, 6796), (3398, 6182)]