21141356

素因数分解:

$2^2\times {\mathrm{37}}^1\times {\mathrm{211}}^1\times {\mathrm{677}}^1$

素因数の和:929

約数の個数: 24

約数和(自身を含む): 38233776

約数和(自身を除く): 17092420

約数列:

[1, 2, 4, 37, 74, 148, 211, 422, 677, 844, 1354, 2708, 7807, 15614, 25049, 31228, 50098, 100196, 142847, 285694, 571388, 5285339, 10570678, 21141356]

約数ペア:

[(1, 21141356), (2, 10570678), (4, 5285339), (37, 571388), (74, 285694), (148, 142847), (211, 100196), (422, 50098), (677, 31228), (844, 25049), (1354, 15614), (2708, 7807)]