15921768

素因数分解:

$2^3\times 3^1\times {\mathrm{663407}}^1$

素因数の和:663416

約数の個数: 16

約数和(自身を含む): 39804480

約数和(自身を除く): 23882712

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 663407, 1326814, 1990221, 2653628, 3980442, 5307256, 7960884, 15921768]

約数ペア:

[(1, 15921768), (2, 7960884), (3, 5307256), (4, 3980442), (6, 2653628), (8, 1990221), (12, 1326814), (24, 663407)]