21730456

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{246937}}^1$

素因数の和:246954

約数の個数: 16

約数和(自身を含む): 44448840

約数和(自身を除く): 22718384

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 246937, 493874, 987748, 1975496, 2716307, 5432614, 10865228, 21730456]

約数ペア:

[(1, 21730456), (2, 10865228), (4, 5432614), (8, 2716307), (11, 1975496), (22, 987748), (44, 493874), (88, 246937)]