21557411

素因数分解:

${\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{599}}^1$

素因数の和:718

約数の個数: 16

約数和(自身を含む): 23976000

約数和(自身を除く): 2418589

約数列:

[1, 17, 29, 73, 493, 599, 1241, 2117, 10183, 17371, 35989, 43727, 295307, 743359, 1268083, 21557411]

約数ペア:

[(1, 21557411), (17, 1268083), (29, 743359), (73, 295307), (493, 43727), (599, 35989), (1241, 17371), (2117, 10183)]