21107372

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{36901}}^1$

素因数の和:36929

約数の個数: 24

約数和(自身を含む): 43396752

約数和(自身を除く): 22289380

約数列:

[1, 2, 4, 11, 13, 22, 26, 44, 52, 143, 286, 572, 36901, 73802, 147604, 405911, 479713, 811822, 959426, 1623644, 1918852, 5276843, 10553686, 21107372]

約数ペア:

[(1, 21107372), (2, 10553686), (4, 5276843), (11, 1918852), (13, 1623644), (22, 959426), (26, 811822), (44, 479713), (52, 405911), (143, 147604), (286, 73802), (572, 36901)]