20528025021

素因数分解:

$3^3\times 7^1\times {\mathrm{23}}^1\times {\mathrm{4722343}}^1$

素因数の和:4722382

約数の個数: 32

約数和(自身を含む): 36267601920

約数和(自身を除く): 15739576899

約数列:

[1, 3, 7, 9, 21, 23, 27, 63, 69, 161, 189, 207, 483, 621, 1449, 4347, 4722343, 14167029, 33056401, 42501087, 99169203, 108613889, 127503261, 297507609, 325841667, 760297223, 892522827, 977525001, 2280891669, 2932575003, 6842675007, 20528025021]

約数ペア:

[(1, 20528025021), (3, 6842675007), (7, 2932575003), (9, 2280891669), (21, 977525001), (23, 892522827), (27, 760297223), (63, 325841667), (69, 297507609), (161, 127503261), (189, 108613889), (207, 99169203), (483, 42501087), (621, 33056401), (1449, 14167029), (4347, 4722343)]