21891396

素因数分解:

$2^2\times 3^1\times {\mathrm{1217}}^1\times {\mathrm{1499}}^1$

素因数の和:2723

約数の個数: 24

約数和(自身を含む): 51156000

約数和(自身を除く): 29264604

約数列:

[1, 2, 3, 4, 6, 12, 1217, 1499, 2434, 2998, 3651, 4497, 4868, 5996, 7302, 8994, 14604, 17988, 1824283, 3648566, 5472849, 7297132, 10945698, 21891396]

約数ペア:

[(1, 21891396), (2, 10945698), (3, 7297132), (4, 5472849), (6, 3648566), (12, 1824283), (1217, 17988), (1499, 14604), (2434, 8994), (2998, 7302), (3651, 5996), (4497, 4868)]