21600735

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{8521}}^1$

素因数の和:8555

約数の個数: 24

約数和(自身を含む): 37428624

約数和(自身を除く): 15827889

約数列:

[1, 3, 5, 13, 15, 39, 65, 169, 195, 507, 845, 2535, 8521, 25563, 42605, 110773, 127815, 332319, 553865, 1440049, 1661595, 4320147, 7200245, 21600735]

約数ペア:

[(1, 21600735), (3, 7200245), (5, 4320147), (13, 1661595), (15, 1440049), (39, 553865), (65, 332319), (169, 127815), (195, 110773), (507, 42605), (845, 25563), (2535, 8521)]