21066441

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{22013}}^1$

素因数の和:22056

約数の個数: 16

約数和(自身を含む): 31700160

約数和(自身を除く): 10633719

約数列:

[1, 3, 11, 29, 33, 87, 319, 957, 22013, 66039, 242143, 638377, 726429, 1915131, 7022147, 21066441]

約数ペア:

[(1, 21066441), (3, 7022147), (11, 1915131), (29, 726429), (33, 638377), (87, 242143), (319, 66039), (957, 22013)]