21310074

素因数分解:

$2^1\times 3^3\times {\mathrm{394631}}^1$

素因数の和:394642

約数の個数: 16

約数和(自身を含む): 47355840

約数和(自身を除く): 26045766

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 394631, 789262, 1183893, 2367786, 3551679, 7103358, 10655037, 21310074]

約数ペア:

[(1, 21310074), (2, 10655037), (3, 7103358), (6, 3551679), (9, 2367786), (18, 1183893), (27, 789262), (54, 394631)]