21991596

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{166603}}^1$

素因数の和:166621

約数の個数: 24

約数和(自身を含む): 55978944

約数和(自身を除く): 33987348

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 66, 132, 166603, 333206, 499809, 666412, 999618, 1832633, 1999236, 3665266, 5497899, 7330532, 10995798, 21991596]

約数ペア:

[(1, 21991596), (2, 10995798), (3, 7330532), (4, 5497899), (6, 3665266), (11, 1999236), (12, 1832633), (22, 999618), (33, 666412), (44, 499809), (66, 333206), (132, 166603)]