22139887

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{271}}^1\times {\mathrm{1061}}^1$

素因数の和:1350

約数の個数: 16

約数和(自身を含む): 27730944

約数和(自身を除く): 5591057

約数列:

[1, 7, 11, 77, 271, 1061, 1897, 2981, 7427, 11671, 20867, 81697, 287531, 2012717, 3162841, 22139887]

約数ペア:

[(1, 22139887), (7, 3162841), (11, 2012717), (77, 287531), (271, 81697), (1061, 20867), (1897, 11671), (2981, 7427)]