21093723

素因数分解:

$3^3\times 7^1\times {\mathrm{233}}^1\times {\mathrm{479}}^1$

素因数の和:728

約数の個数: 32

約数和(自身を含む): 35942400

約数和(自身を除く): 14848677

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 233, 479, 699, 1437, 1631, 2097, 3353, 4311, 4893, 6291, 10059, 12933, 14679, 30177, 44037, 90531, 111607, 334821, 781249, 1004463, 2343747, 3013389, 7031241, 21093723]

約数ペア:

[(1, 21093723), (3, 7031241), (7, 3013389), (9, 2343747), (21, 1004463), (27, 781249), (63, 334821), (189, 111607), (233, 90531), (479, 44037), (699, 30177), (1437, 14679), (1631, 12933), (2097, 10059), (3353, 6291), (4311, 4893)]