21424084

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{9187}}^1$

素因数の和:9255

約数の個数: 24

約数和(自身を含む): 41676768

約数和(自身を除く): 20252684

約数列:

[1, 2, 4, 11, 22, 44, 53, 106, 212, 583, 1166, 2332, 9187, 18374, 36748, 101057, 202114, 404228, 486911, 973822, 1947644, 5356021, 10712042, 21424084]

約数ペア:

[(1, 21424084), (2, 10712042), (4, 5356021), (11, 1947644), (22, 973822), (44, 486911), (53, 404228), (106, 202114), (212, 101057), (583, 36748), (1166, 18374), (2332, 9187)]