2105444

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{439}}^1$

素因数の和:563

約数の個数: 24

約数和(自身を含む): 4065600

約数和(自身を除く): 1960156

約数列:

[1, 2, 4, 11, 22, 44, 109, 218, 436, 439, 878, 1199, 1756, 2398, 4796, 4829, 9658, 19316, 47851, 95702, 191404, 526361, 1052722, 2105444]

約数ペア:

[(1, 2105444), (2, 1052722), (4, 526361), (11, 191404), (22, 95702), (44, 47851), (109, 19316), (218, 9658), (436, 4829), (439, 4796), (878, 2398), (1199, 1756)]