21112124

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{479821}}^1$

素因数の和:479836

約数の個数: 12

約数和(自身を含む): 40305048

約数和(自身を除く): 19192924

約数列:

[1, 2, 4, 11, 22, 44, 479821, 959642, 1919284, 5278031, 10556062, 21112124]

約数ペア:

[(1, 21112124), (2, 10556062), (4, 5278031), (11, 1919284), (22, 959642), (44, 479821)]