21016402

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{347}}^1\times {\mathrm{2753}}^1$

素因数の和:3113

約数の個数: 16

約数和(自身を含む): 34502112

約数和(自身を除く): 13485710

約数列:

[1, 2, 11, 22, 347, 694, 2753, 3817, 5506, 7634, 30283, 60566, 955291, 1910582, 10508201, 21016402]

約数ペア:

[(1, 21016402), (2, 10508201), (11, 1910582), (22, 955291), (347, 60566), (694, 30283), (2753, 7634), (3817, 5506)]