21132744

素因数分解:

$2^3\times 3^1\times {\mathrm{880531}}^1$

素因数の和:880540

約数の個数: 16

約数和(自身を含む): 52831920

約数和(自身を除く): 31699176

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 880531, 1761062, 2641593, 3522124, 5283186, 7044248, 10566372, 21132744]

約数ペア:

[(1, 21132744), (2, 10566372), (3, 7044248), (4, 5283186), (6, 3522124), (8, 2641593), (12, 1761062), (24, 880531)]