21045570

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{593}}^1$

素因数の和:636

約数の個数: 96

約数和(自身を含む): 62612352

約数和(自身を除く): 41566782

約数列:

[1, 2, 3, 5, 6, 7, 10, 13, 14, 15, 21, 26, 30, 35, 39, 42, 65, 70, 78, 91, 105, 130, 169, 182, 195, 210, 273, 338, 390, 455, 507, 546, 593, 845, 910, 1014, 1183, 1186, 1365, 1690, 1779, 2366, 2535, 2730, 2965, 3549, 3558, 4151, 5070, 5915, 5930, 7098, 7709, 8302, 8895, 11830, 12453, 15418, 17745, 17790, 20755, 23127, 24906, 35490, 38545, 41510, 46254, 53963, 62265, 77090, 100217, 107926, 115635, 124530, 161889, 200434, 231270, 269815, 300651, 323778, 501085, 539630, 601302, 701519, 809445, 1002170, 1403038, 1503255, 1618890, 2104557, 3006510, 3507595, 4209114, 7015190, 10522785, 21045570]

約数ペア:

[(1, 21045570), (2, 10522785), (3, 7015190), (5, 4209114), (6, 3507595), (7, 3006510), (10, 2104557), (13, 1618890), (14, 1503255), (15, 1403038), (21, 1002170), (26, 809445), (30, 701519), (35, 601302), (39, 539630), (42, 501085), (65, 323778), (70, 300651), (78, 269815), (91, 231270), (105, 200434), (130, 161889), (169, 124530), (182, 115635), (195, 107926), (210, 100217), (273, 77090), (338, 62265), (390, 53963), (455, 46254), (507, 41510), (546, 38545), (593, 35490), (845, 24906), (910, 23127), (1014, 20755), (1183, 17790), (1186, 17745), (1365, 15418), (1690, 12453), (1779, 11830), (2366, 8895), (2535, 8302), (2730, 7709), (2965, 7098), (3549, 5930), (3558, 5915), (4151, 5070)]