21281184

素因数分解:

$2^5\times 3^3\times {\mathrm{24631}}^1$

素因数の和:24650

約数の個数: 48

約数和(自身を含む): 62072640

約数和(自身を除く): 40791456

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 72, 96, 108, 144, 216, 288, 432, 864, 24631, 49262, 73893, 98524, 147786, 197048, 221679, 295572, 394096, 443358, 591144, 665037, 788192, 886716, 1182288, 1330074, 1773432, 2364576, 2660148, 3546864, 5320296, 7093728, 10640592, 21281184]

約数ペア:

[(1, 21281184), (2, 10640592), (3, 7093728), (4, 5320296), (6, 3546864), (8, 2660148), (9, 2364576), (12, 1773432), (16, 1330074), (18, 1182288), (24, 886716), (27, 788192), (32, 665037), (36, 591144), (48, 443358), (54, 394096), (72, 295572), (96, 221679), (108, 197048), (144, 147786), (216, 98524), (288, 73893), (432, 49262), (864, 24631)]