21494798460

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{5147}}^1\times {\mathrm{23201}}^1$

素因数の和:28363

約数の個数: 72

約数和(自身を含む): 65216367216

約数和(自身を除く): 43721568756

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 5147, 10294, 15441, 20588, 23201, 25735, 30882, 46323, 46402, 51470, 61764, 69603, 77205, 92646, 92804, 102940, 116005, 139206, 154410, 185292, 208809, 231615, 232010, 278412, 308820, 348015, 417618, 463230, 464020, 696030, 835236, 926460, 1044045, 1392060, 2088090, 4176180, 119415547, 238831094, 358246641, 477662188, 597077735, 716493282, 1074739923, 1194155470, 1432986564, 1791233205, 2149479846, 2388310940, 3582466410, 4298959692, 5373699615, 7164932820, 10747399230, 21494798460]

約数ペア:

[(1, 21494798460), (2, 10747399230), (3, 7164932820), (4, 5373699615), (5, 4298959692), (6, 3582466410), (9, 2388310940), (10, 2149479846), (12, 1791233205), (15, 1432986564), (18, 1194155470), (20, 1074739923), (30, 716493282), (36, 597077735), (45, 477662188), (60, 358246641), (90, 238831094), (180, 119415547), (5147, 4176180), (10294, 2088090), (15441, 1392060), (20588, 1044045), (23201, 926460), (25735, 835236), (30882, 696030), (46323, 464020), (46402, 463230), (51470, 417618), (61764, 348015), (69603, 308820), (77205, 278412), (92646, 232010), (92804, 231615), (102940, 208809), (116005, 185292), (139206, 154410)]