2021305425

素因数分解:

$3^1\times 5^2\times {\mathrm{101}}^1\times {\mathrm{266839}}^1$

素因数の和:266953

約数の個数: 24

約数和(自身を含む): 3374992320

約数和(自身を除く): 1353686895

約数列:

[1, 3, 5, 15, 25, 75, 101, 303, 505, 1515, 2525, 7575, 266839, 800517, 1334195, 4002585, 6670975, 20012925, 26950739, 80852217, 134753695, 404261085, 673768475, 2021305425]

約数ペア:

[(1, 2021305425), (3, 673768475), (5, 404261085), (15, 134753695), (25, 80852217), (75, 26950739), (101, 20012925), (303, 6670975), (505, 4002585), (1515, 1334195), (2525, 800517), (7575, 266839)]