21330054

素因数分解:

$2^1\times 3^5\times {\mathrm{43889}}^1$

素因数の和:43906

約数の個数: 24

約数和(自身を含む): 47927880

約数和(自身を除く): 26597826

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 243, 486, 43889, 87778, 131667, 263334, 395001, 790002, 1185003, 2370006, 3555009, 7110018, 10665027, 21330054]

約数ペア:

[(1, 21330054), (2, 10665027), (3, 7110018), (6, 3555009), (9, 2370006), (18, 1185003), (27, 790002), (54, 395001), (81, 263334), (162, 131667), (243, 87778), (486, 43889)]