21810530

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{5281}}^1$

素因数の和:5354

約数の個数: 32

約数和(自身を含む): 45636480

約数和(自身を除く): 23825950

約数列:

[1, 2, 5, 7, 10, 14, 35, 59, 70, 118, 295, 413, 590, 826, 2065, 4130, 5281, 10562, 26405, 36967, 52810, 73934, 184835, 311579, 369670, 623158, 1557895, 2181053, 3115790, 4362106, 10905265, 21810530]

約数ペア:

[(1, 21810530), (2, 10905265), (5, 4362106), (7, 3115790), (10, 2181053), (14, 1557895), (35, 623158), (59, 369670), (70, 311579), (118, 184835), (295, 73934), (413, 52810), (590, 36967), (826, 26405), (2065, 10562), (4130, 5281)]