2101220

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{9551}}^1$

素因数の和:9571

約数の個数: 24

約数和(自身を含む): 4814208

約数和(自身を除く): 2712988

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 9551, 19102, 38204, 47755, 95510, 105061, 191020, 210122, 420244, 525305, 1050610, 2101220]

約数ペア:

[(1, 2101220), (2, 1050610), (4, 525305), (5, 420244), (10, 210122), (11, 191020), (20, 105061), (22, 95510), (44, 47755), (55, 38204), (110, 19102), (220, 9551)]