2100644

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{199}}^1$

素因数の和:252

約数の個数: 48

約数和(自身を含む): 4704000

約数和(自身を除く): 2603356

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 29, 52, 58, 91, 116, 182, 199, 203, 364, 377, 398, 406, 754, 796, 812, 1393, 1508, 2587, 2639, 2786, 5174, 5278, 5572, 5771, 10348, 10556, 11542, 18109, 23084, 36218, 40397, 72436, 75023, 80794, 150046, 161588, 300092, 525161, 1050322, 2100644]

約数ペア:

[(1, 2100644), (2, 1050322), (4, 525161), (7, 300092), (13, 161588), (14, 150046), (26, 80794), (28, 75023), (29, 72436), (52, 40397), (58, 36218), (91, 23084), (116, 18109), (182, 11542), (199, 10556), (203, 10348), (364, 5771), (377, 5572), (398, 5278), (406, 5174), (754, 2786), (796, 2639), (812, 2587), (1393, 1508)]