21311802

素因数分解:

$2^1\times 3^3\times {\mathrm{563}}^1\times {\mathrm{701}}^1$

素因数の和:1275

約数の個数: 32

約数和(自身を含む): 47511360

約数和(自身を除く): 26199558

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 563, 701, 1126, 1402, 1689, 2103, 3378, 4206, 5067, 6309, 10134, 12618, 15201, 18927, 30402, 37854, 394663, 789326, 1183989, 2367978, 3551967, 7103934, 10655901, 21311802]

約数ペア:

[(1, 21311802), (2, 10655901), (3, 7103934), (6, 3551967), (9, 2367978), (18, 1183989), (27, 789326), (54, 394663), (563, 37854), (701, 30402), (1126, 18927), (1402, 15201), (1689, 12618), (2103, 10134), (3378, 6309), (4206, 5067)]