11421081

素因数分解:

$3^4\times 7^1\times {\mathrm{20143}}^1$

素因数の和:20162

約数の個数: 20

約数和(自身を含む): 19499392

約数和(自身を除く): 8078311

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 20143, 60429, 141001, 181287, 423003, 543861, 1269009, 1631583, 3807027, 11421081]

約数ペア:

[(1, 11421081), (3, 3807027), (7, 1631583), (9, 1269009), (21, 543861), (27, 423003), (63, 181287), (81, 141001), (189, 60429), (567, 20143)]