2181256

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{3541}}^1$

素因数の和:3565

約数の個数: 32

約数和(自身を含む): 5100480

約数和(自身を除く): 2919224

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 44, 56, 77, 88, 154, 308, 616, 3541, 7082, 14164, 24787, 28328, 38951, 49574, 77902, 99148, 155804, 198296, 272657, 311608, 545314, 1090628, 2181256]

約数ペア:

[(1, 2181256), (2, 1090628), (4, 545314), (7, 311608), (8, 272657), (11, 198296), (14, 155804), (22, 99148), (28, 77902), (44, 49574), (56, 38951), (77, 28328), (88, 24787), (154, 14164), (308, 7082), (616, 3541)]