21753732

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{1811}}^1$

素因数の和:1849

約数の個数: 96

約数和(自身を含む): 68189184

約数和(自身を除く): 46435452

約数列:

[1, 2, 3, 4, 6, 7, 11, 12, 13, 14, 21, 22, 26, 28, 33, 39, 42, 44, 52, 66, 77, 78, 84, 91, 132, 143, 154, 156, 182, 231, 273, 286, 308, 364, 429, 462, 546, 572, 858, 924, 1001, 1092, 1716, 1811, 2002, 3003, 3622, 4004, 5433, 6006, 7244, 10866, 12012, 12677, 19921, 21732, 23543, 25354, 38031, 39842, 47086, 50708, 59763, 70629, 76062, 79684, 94172, 119526, 139447, 141258, 152124, 164801, 239052, 258973, 278894, 282516, 329602, 418341, 494403, 517946, 557788, 659204, 776919, 836682, 988806, 1035892, 1553838, 1673364, 1812811, 1977612, 3107676, 3625622, 5438433, 7251244, 10876866, 21753732]

約数ペア:

[(1, 21753732), (2, 10876866), (3, 7251244), (4, 5438433), (6, 3625622), (7, 3107676), (11, 1977612), (12, 1812811), (13, 1673364), (14, 1553838), (21, 1035892), (22, 988806), (26, 836682), (28, 776919), (33, 659204), (39, 557788), (42, 517946), (44, 494403), (52, 418341), (66, 329602), (77, 282516), (78, 278894), (84, 258973), (91, 239052), (132, 164801), (143, 152124), (154, 141258), (156, 139447), (182, 119526), (231, 94172), (273, 79684), (286, 76062), (308, 70629), (364, 59763), (429, 50708), (462, 47086), (546, 39842), (572, 38031), (858, 25354), (924, 23543), (1001, 21732), (1092, 19921), (1716, 12677), (1811, 12012), (2002, 10866), (3003, 7244), (3622, 6006), (4004, 5433)]