21410168836

素因数分解:

$2^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{2063}}^1\times {\mathrm{12781}}^1$

素因数の和:14884

約数の個数: 48

約数和(自身を含む): 44321840640

約数和(自身を除く): 22911671804

約数列:

[1, 2, 4, 7, 14, 28, 29, 58, 116, 203, 406, 812, 2063, 4126, 8252, 12781, 14441, 25562, 28882, 51124, 57764, 59827, 89467, 119654, 178934, 239308, 357868, 370649, 418789, 741298, 837578, 1482596, 1675156, 2594543, 5189086, 10378172, 26367203, 52734406, 105468812, 184570421, 369140842, 738281684, 764648887, 1529297774, 3058595548, 5352542209, 10705084418, 21410168836]

約数ペア:

[(1, 21410168836), (2, 10705084418), (4, 5352542209), (7, 3058595548), (14, 1529297774), (28, 764648887), (29, 738281684), (58, 369140842), (116, 184570421), (203, 105468812), (406, 52734406), (812, 26367203), (2063, 10378172), (4126, 5189086), (8252, 2594543), (12781, 1675156), (14441, 1482596), (25562, 837578), (28882, 741298), (51124, 418789), (57764, 370649), (59827, 357868), (89467, 239308), (119654, 178934)]