21244977

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{60527}}^1$

素因数の和:60549

約数の個数: 16

約数和(自身を含む): 33895680

約数和(自身を除く): 12650703

約数列:

[1, 3, 9, 13, 27, 39, 117, 351, 60527, 181581, 544743, 786851, 1634229, 2360553, 7081659, 21244977]

約数ペア:

[(1, 21244977), (3, 7081659), (9, 2360553), (13, 1634229), (27, 786851), (39, 544743), (117, 181581), (351, 60527)]