21700857

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{607}}^1\times {\mathrm{701}}^1$

素因数の和:1328

約数の個数: 16

約数和(自身を含む): 30730752

約数和(自身を除く): 9029895

約数列:

[1, 3, 17, 51, 607, 701, 1821, 2103, 10319, 11917, 30957, 35751, 425507, 1276521, 7233619, 21700857]

約数ペア:

[(1, 21700857), (3, 7233619), (17, 1276521), (51, 425507), (607, 35751), (701, 30957), (1821, 11917), (2103, 10319)]