21586822

素因数分解:

$2^1\times {\mathrm{107}}^1\times {\mathrm{149}}^1\times {\mathrm{677}}^1$

素因数の和:935

約数の個数: 16

約数和(自身を含む): 32950800

約数和(自身を除く): 11363978

約数列:

[1, 2, 107, 149, 214, 298, 677, 1354, 15943, 31886, 72439, 100873, 144878, 201746, 10793411, 21586822]

約数ペア:

[(1, 21586822), (2, 10793411), (107, 201746), (149, 144878), (214, 100873), (298, 72439), (677, 31886), (1354, 15943)]