21695009

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{5881}}^1$

素因数の和:5936

約数の個数: 16

約数和(自身を含む): 27104256

約数和(自身を除く): 5409247

約数列:

[1, 7, 17, 31, 119, 217, 527, 3689, 5881, 41167, 99977, 182311, 699839, 1276177, 3099287, 21695009]

約数ペア:

[(1, 21695009), (7, 3099287), (17, 1276177), (31, 699839), (119, 182311), (217, 99977), (527, 41167), (3689, 5881)]