21504286085

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{701}}^1\times {\mathrm{360901}}^1$

素因数の和:361624

約数の個数: 16

約数和(自身を含む): 27362146032

約数和(自身を除く): 5857859947

約数列:

[1, 5, 17, 85, 701, 3505, 11917, 59585, 360901, 1804505, 6135317, 30676585, 252991601, 1264958005, 4300857217, 21504286085]

約数ペア:

[(1, 21504286085), (5, 4300857217), (17, 1264958005), (85, 252991601), (701, 30676585), (3505, 6135317), (11917, 1804505), (59585, 360901)]