21855906

素因数分解:

$2^1\times 3^5\times {\mathrm{44971}}^1$

素因数の和:44988

約数の個数: 24

約数和(自身を含む): 49109424

約数和(自身を除く): 27253518

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 243, 486, 44971, 89942, 134913, 269826, 404739, 809478, 1214217, 2428434, 3642651, 7285302, 10927953, 21855906]

約数ペア:

[(1, 21855906), (2, 10927953), (3, 7285302), (6, 3642651), (9, 2428434), (18, 1214217), (27, 809478), (54, 404739), (81, 269826), (162, 134913), (243, 89942), (486, 44971)]