21141837

素因数分解:

$3^3\times {\mathrm{37}}^1\times {\mathrm{21163}}^1$

素因数の和:21209

約数の個数: 16

約数和(自身を含む): 32169280

約数和(自身を除く): 11027443

約数列:

[1, 3, 9, 27, 37, 111, 333, 999, 21163, 63489, 190467, 571401, 783031, 2349093, 7047279, 21141837]

約数ペア:

[(1, 21141837), (3, 7047279), (9, 2349093), (27, 783031), (37, 571401), (111, 190467), (333, 63489), (999, 21163)]