21607629

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{167}}^1$

素因数の和:289

約数の個数: 32

約数和(自身を含む): 31933440

約数和(自身を除く): 10325811

約数列:

[1, 3, 17, 43, 51, 59, 129, 167, 177, 501, 731, 1003, 2193, 2537, 2839, 3009, 7181, 7611, 8517, 9853, 21543, 29559, 43129, 122077, 129387, 167501, 366231, 423679, 502503, 1271037, 7202543, 21607629]

約数ペア:

[(1, 21607629), (3, 7202543), (17, 1271037), (43, 502503), (51, 423679), (59, 366231), (129, 167501), (167, 129387), (177, 122077), (501, 43129), (731, 29559), (1003, 21543), (2193, 9853), (2537, 8517), (2839, 7611), (3009, 7181)]