21089962

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{32647}}^1$

素因数の和:32685

約数の個数: 16

約数和(自身を含む): 35259840

約数和(自身を除く): 14169878

約数列:

[1, 2, 17, 19, 34, 38, 323, 646, 32647, 65294, 554999, 620293, 1109998, 1240586, 10544981, 21089962]

約数ペア:

[(1, 21089962), (2, 10544981), (17, 1240586), (19, 1109998), (34, 620293), (38, 554999), (323, 65294), (646, 32647)]