20135021571

素因数分解:

$3^2\times 7^1\times {\mathrm{319603517}}^1$

素因数の和:319603530

約数の個数: 12

約数和(自身を含む): 33238765872

約数和(自身を除く): 13103744301

約数列:

[1, 3, 7, 9, 21, 63, 319603517, 958810551, 2237224619, 2876431653, 6711673857, 20135021571]

約数ペア:

[(1, 20135021571), (3, 6711673857), (7, 2876431653), (9, 2237224619), (21, 958810551), (63, 319603517)]