21039588

素因数分解:

$2^2\times 3^4\times {\mathrm{64937}}^1$

素因数の和:64953

約数の個数: 30

約数和(自身を含む): 55002486

約数和(自身を除く): 33962898

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 324, 64937, 129874, 194811, 259748, 389622, 584433, 779244, 1168866, 1753299, 2337732, 3506598, 5259897, 7013196, 10519794, 21039588]

約数ペア:

[(1, 21039588), (2, 10519794), (3, 7013196), (4, 5259897), (6, 3506598), (9, 2337732), (12, 1753299), (18, 1168866), (27, 779244), (36, 584433), (54, 389622), (81, 259748), (108, 194811), (162, 129874), (324, 64937)]