21162762

素因数分解:

$2^1\times 3^3\times {\mathrm{391903}}^1$

素因数の和:391914

約数の個数: 16

約数和(自身を含む): 47028480

約数和(自身を除く): 25865718

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 391903, 783806, 1175709, 2351418, 3527127, 7054254, 10581381, 21162762]

約数ペア:

[(1, 21162762), (2, 10581381), (3, 7054254), (6, 3527127), (9, 2351418), (18, 1175709), (27, 783806), (54, 391903)]