27721953

素因数分解:

$3^3\times 7^1\times {\mathrm{146677}}^1$

素因数の和:146693

約数の個数: 16

約数和(自身を含む): 46936960

約数和(自身を除く): 19215007

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 146677, 440031, 1026739, 1320093, 3080217, 3960279, 9240651, 27721953]

約数ペア:

[(1, 27721953), (3, 9240651), (7, 3960279), (9, 3080217), (21, 1320093), (27, 1026739), (63, 440031), (189, 146677)]