21138402604

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{480418241}}^1$

素因数の和:480418256

約数の個数: 12

約数和(自身を含む): 40355132328

約数和(自身を除く): 19216729724

約数列:

[1, 2, 4, 11, 22, 44, 480418241, 960836482, 1921672964, 5284600651, 10569201302, 21138402604]

約数ペア:

[(1, 21138402604), (2, 10569201302), (4, 5284600651), (11, 1921672964), (22, 960836482), (44, 480418241)]