21649606

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{11057}}^1$

素因数の和:11159

約数の個数: 16

約数和(自身を含む): 35827920

約数和(自身を除く): 14178314

約数列:

[1, 2, 11, 22, 89, 178, 979, 1958, 11057, 22114, 121627, 243254, 984073, 1968146, 10824803, 21649606]

約数ペア:

[(1, 21649606), (2, 10824803), (11, 1968146), (22, 984073), (89, 243254), (178, 121627), (979, 22114), (1958, 11057)]