21009310

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{5087}}^1$

素因数の和:5160

約数の個数: 32

約数和(自身を含む): 43960320

約数和(自身を除く): 22951010

約数列:

[1, 2, 5, 7, 10, 14, 35, 59, 70, 118, 295, 413, 590, 826, 2065, 4130, 5087, 10174, 25435, 35609, 50870, 71218, 178045, 300133, 356090, 600266, 1500665, 2100931, 3001330, 4201862, 10504655, 21009310]

約数ペア:

[(1, 21009310), (2, 10504655), (5, 4201862), (7, 3001330), (10, 2100931), (14, 1500665), (35, 600266), (59, 356090), (70, 300133), (118, 178045), (295, 71218), (413, 50870), (590, 35609), (826, 25435), (2065, 10174), (4130, 5087)]