21575356

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{8311}}^1$

素因数の和:8385

約数の個数: 24

約数和(自身を含む): 41892480

約数和(自身を除く): 20317124

約数列:

[1, 2, 4, 11, 22, 44, 59, 118, 236, 649, 1298, 2596, 8311, 16622, 33244, 91421, 182842, 365684, 490349, 980698, 1961396, 5393839, 10787678, 21575356]

約数ペア:

[(1, 21575356), (2, 10787678), (4, 5393839), (11, 1961396), (22, 980698), (44, 490349), (59, 365684), (118, 182842), (236, 91421), (649, 33244), (1298, 16622), (2596, 8311)]