21837864

素因数分解:

$2^3\times 3^1\times {\mathrm{909911}}^1$

素因数の和:909920

約数の個数: 16

約数和(自身を含む): 54594720

約数和(自身を除く): 32756856

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 909911, 1819822, 2729733, 3639644, 5459466, 7279288, 10918932, 21837864]

約数ペア:

[(1, 21837864), (2, 10918932), (3, 7279288), (4, 5459466), (6, 3639644), (8, 2729733), (12, 1819822), (24, 909911)]