21916443

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{3733}}^1$

素因数の和:3858

約数の個数: 16

約数和(自身を含む): 31066880

約数和(自身を除く): 9150437

約数列:

[1, 3, 19, 57, 103, 309, 1957, 3733, 5871, 11199, 70927, 212781, 384499, 1153497, 7305481, 21916443]

約数ペア:

[(1, 21916443), (3, 7305481), (19, 1153497), (57, 384499), (103, 212781), (309, 70927), (1957, 11199), (3733, 5871)]