15921756

素因数分解:

$2^2\times 3^2\times {\mathrm{442271}}^1$

素因数の和:442281

約数の個数: 18

約数和(自身を含む): 40246752

約数和(自身を除く): 24324996

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 442271, 884542, 1326813, 1769084, 2653626, 3980439, 5307252, 7960878, 15921756]

約数ペア:

[(1, 15921756), (2, 7960878), (3, 5307252), (4, 3980439), (6, 2653626), (9, 1769084), (12, 1326813), (18, 884542), (36, 442271)]