21162124

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{307}}^1\times {\mathrm{907}}^1$

素因数の和:1237

約数の個数: 24

約数和(自身を含む): 39152960

約数和(自身を除く): 17990836

約数列:

[1, 2, 4, 19, 38, 76, 307, 614, 907, 1228, 1814, 3628, 5833, 11666, 17233, 23332, 34466, 68932, 278449, 556898, 1113796, 5290531, 10581062, 21162124]

約数ペア:

[(1, 21162124), (2, 10581062), (4, 5290531), (19, 1113796), (38, 556898), (76, 278449), (307, 68932), (614, 34466), (907, 23332), (1228, 17233), (1814, 11666), (3628, 5833)]