21061612

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{36821}}^1$

素因数の和:36849

約数の個数: 24

約数和(自身を含む): 43302672

約数和(自身を除く): 22241060

約数列:

[1, 2, 4, 11, 13, 22, 26, 44, 52, 143, 286, 572, 36821, 73642, 147284, 405031, 478673, 810062, 957346, 1620124, 1914692, 5265403, 10530806, 21061612]

約数ペア:

[(1, 21061612), (2, 10530806), (4, 5265403), (11, 1914692), (13, 1620124), (22, 957346), (26, 810062), (44, 478673), (52, 405031), (143, 147284), (286, 73642), (572, 36821)]