21896918

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{607}}^1\times {\mathrm{1061}}^1$

素因数の和:1687

約数の個数: 16

約数和(自身を含む): 34867584

約数和(自身を除く): 12970666

約数列:

[1, 2, 17, 34, 607, 1061, 1214, 2122, 10319, 18037, 20638, 36074, 644027, 1288054, 10948459, 21896918]

約数ペア:

[(1, 21896918), (2, 10948459), (17, 1288054), (34, 644027), (607, 36074), (1061, 20638), (1214, 18037), (2122, 10319)]