21739226

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{317}}^1\times {\mathrm{2017}}^1$

素因数の和:2353

約数の個数: 16

約数和(自身を含む): 34653096

約数和(自身を除く): 12913870

約数列:

[1, 2, 17, 34, 317, 634, 2017, 4034, 5389, 10778, 34289, 68578, 639389, 1278778, 10869613, 21739226]

約数ペア:

[(1, 21739226), (2, 10869613), (17, 1278778), (34, 639389), (317, 68578), (634, 34289), (2017, 10778), (4034, 5389)]