21085878

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{319483}}^1$

素因数の和:319499

約数の個数: 16

約数和(自身を含む): 46005696

約数和(自身を除く): 24919818

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 319483, 638966, 958449, 1916898, 3514313, 7028626, 10542939, 21085878]

約数ペア:

[(1, 21085878), (2, 10542939), (3, 7028626), (6, 3514313), (11, 1916898), (22, 958449), (33, 638966), (66, 319483)]