20233899

素因数分解:

$3^2\times 7^1\times {\mathrm{397}}^1\times {\mathrm{809}}^1$

素因数の和:1219

約数の個数: 24

約数和(自身を含む): 33527520

約数和(自身を除く): 13293621

約数列:

[1, 3, 7, 9, 21, 63, 397, 809, 1191, 2427, 2779, 3573, 5663, 7281, 8337, 16989, 25011, 50967, 321173, 963519, 2248211, 2890557, 6744633, 20233899]

約数ペア:

[(1, 20233899), (3, 6744633), (7, 2890557), (9, 2248211), (21, 963519), (63, 321173), (397, 50967), (809, 25011), (1191, 16989), (2427, 8337), (2779, 7281), (3573, 5663)]