21392446

素因数分解:

$2^1\times {\mathrm{163}}^1\times {\mathrm{211}}^1\times {\mathrm{311}}^1$

素因数の和:687

約数の個数: 16

約数和(自身を含む): 32542848

約数和(自身を除く): 11150402

約数列:

[1, 2, 163, 211, 311, 326, 422, 622, 34393, 50693, 65621, 68786, 101386, 131242, 10696223, 21392446]

約数ペア:

[(1, 21392446), (2, 10696223), (163, 131242), (211, 101386), (311, 68786), (326, 65621), (422, 50693), (622, 34393)]