2021123013

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{15017}}^1$

素因数の和:15086

約数の個数: 64

約数和(自身を含む): 3633154560

約数和(自身を除く): 1612031547

約数列:

[1, 3, 7, 13, 17, 21, 29, 39, 51, 87, 91, 119, 203, 221, 273, 357, 377, 493, 609, 663, 1131, 1479, 1547, 2639, 3451, 4641, 6409, 7917, 10353, 15017, 19227, 44863, 45051, 105119, 134589, 195221, 255289, 315357, 435493, 585663, 765867, 1306479, 1366547, 1787023, 3048451, 3318757, 4099641, 5361069, 5661409, 7403381, 9145353, 9956271, 16984227, 22210143, 23231299, 39629863, 51823667, 69693897, 96243953, 118889589, 155471001, 288731859, 673707671, 2021123013]

約数ペア:

[(1, 2021123013), (3, 673707671), (7, 288731859), (13, 155471001), (17, 118889589), (21, 96243953), (29, 69693897), (39, 51823667), (51, 39629863), (87, 23231299), (91, 22210143), (119, 16984227), (203, 9956271), (221, 9145353), (273, 7403381), (357, 5661409), (377, 5361069), (493, 4099641), (609, 3318757), (663, 3048451), (1131, 1787023), (1479, 1366547), (1547, 1306479), (2639, 765867), (3451, 585663), (4641, 435493), (6409, 315357), (7917, 255289), (10353, 195221), (15017, 134589), (19227, 105119), (44863, 45051)]