21330654

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{187111}}^1$

素因数の和:187135

約数の個数: 16

約数和(自身を含む): 44906880

約数和(自身を除く): 23576226

約数列:

[1, 2, 3, 6, 19, 38, 57, 114, 187111, 374222, 561333, 1122666, 3555109, 7110218, 10665327, 21330654]

約数ペア:

[(1, 21330654), (2, 10665327), (3, 7110218), (6, 3555109), (19, 1122666), (38, 561333), (57, 374222), (114, 187111)]