21606597

素因数分解:

$3^2\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{1801}}^1$

素因数の和:1881

約数の個数: 24

約数和(自身を含む): 32983808

約数和(自身を除く): 11377211

約数列:

[1, 3, 9, 31, 43, 93, 129, 279, 387, 1333, 1801, 3999, 5403, 11997, 16209, 55831, 77443, 167493, 232329, 502479, 696987, 2400733, 7202199, 21606597]

約数ペア:

[(1, 21606597), (3, 7202199), (9, 2400733), (31, 696987), (43, 502479), (93, 232329), (129, 167493), (279, 77443), (387, 55831), (1333, 16209), (1801, 11997), (3999, 5403)]