21185829

素因数分解:

$3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{14621}}^1$

素因数の和:14657

約数の個数: 24

約数和(自身を含む): 36496512

約数和(自身を除く): 15310683

約数列:

[1, 3, 7, 9, 21, 23, 63, 69, 161, 207, 483, 1449, 14621, 43863, 102347, 131589, 307041, 336283, 921123, 1008849, 2353981, 3026547, 7061943, 21185829]

約数ペア:

[(1, 21185829), (3, 7061943), (7, 3026547), (9, 2353981), (21, 1008849), (23, 921123), (63, 336283), (69, 307041), (161, 131589), (207, 102347), (483, 43863), (1449, 14621)]