42066621

素因数分解:

$3^4\times {\mathrm{619}}^1\times {\mathrm{839}}^1$

素因数の和:1470

約数の個数: 20

約数和(自身を含む): 63016800

約数和(自身を除く): 20950179

約数列:

[1, 3, 9, 27, 81, 619, 839, 1857, 2517, 5571, 7551, 16713, 22653, 50139, 67959, 519341, 1558023, 4674069, 14022207, 42066621]

約数ペア:

[(1, 42066621), (3, 14022207), (9, 4674069), (27, 1558023), (81, 519341), (619, 67959), (839, 50139), (1857, 22653), (2517, 16713), (5571, 7551)]