21785049

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{16927}}^1$

素因数の和:16957

約数の個数: 24

約数和(自身を含む): 36970752

約数和(自身を除く): 15185703

約数列:

[1, 3, 9, 11, 13, 33, 39, 99, 117, 143, 429, 1287, 16927, 50781, 152343, 186197, 220051, 558591, 660153, 1675773, 1980459, 2420561, 7261683, 21785049]

約数ペア:

[(1, 21785049), (3, 7261683), (9, 2420561), (11, 1980459), (13, 1675773), (33, 660153), (39, 558591), (99, 220051), (117, 186197), (143, 152343), (429, 50781), (1287, 16927)]