20215214919

素因数分解:

$3^2\times {\mathrm{271}}^1\times {\mathrm{8288321}}^1$

素因数の和:8288598

約数の個数: 12

約数和(自身を含む): 29307506592

約数和(自身を除く): 9092291673

約数列:

[1, 3, 9, 271, 813, 2439, 8288321, 24864963, 74594889, 2246134991, 6738404973, 20215214919]

約数ペア:

[(1, 20215214919), (3, 6738404973), (9, 2246134991), (271, 74594889), (813, 24864963), (2439, 8288321)]