21592809

素因数分解:

$3^2\times 7^1\times {\mathrm{233}}^1\times {\mathrm{1471}}^1$

素因数の和:1717

約数の個数: 24

約数和(自身を含む): 35822592

約数和(自身を除く): 14229783

約数列:

[1, 3, 7, 9, 21, 63, 233, 699, 1471, 1631, 2097, 4413, 4893, 10297, 13239, 14679, 30891, 92673, 342743, 1028229, 2399201, 3084687, 7197603, 21592809]

約数ペア:

[(1, 21592809), (3, 7197603), (7, 3084687), (9, 2399201), (21, 1028229), (63, 342743), (233, 92673), (699, 30891), (1471, 14679), (1631, 13239), (2097, 10297), (4413, 4893)]