21386180412

素因数分解:

$2^2\times 3^3\times {\mathrm{37}}^1\times {\mathrm{337}}^1\times {\mathrm{15881}}^1$

素因数の和:16268

約数の個数: 96

約数和(自身を含む): 57116754240

約数和(自身を除く): 35730573828

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 37, 54, 74, 108, 111, 148, 222, 333, 337, 444, 666, 674, 999, 1011, 1332, 1348, 1998, 2022, 3033, 3996, 4044, 6066, 9099, 12132, 12469, 15881, 18198, 24938, 31762, 36396, 37407, 47643, 49876, 63524, 74814, 95286, 112221, 142929, 149628, 190572, 224442, 285858, 336663, 428787, 448884, 571716, 587597, 673326, 857574, 1175194, 1346652, 1715148, 1762791, 2350388, 3525582, 5288373, 5351897, 7051164, 10576746, 10703794, 15865119, 16055691, 21153492, 21407588, 31730238, 32111382, 48167073, 63460476, 64222764, 96334146, 144501219, 192668292, 198020189, 289002438, 396040378, 578004876, 594060567, 792080756, 1188121134, 1782181701, 2376242268, 3564363402, 5346545103, 7128726804, 10693090206, 21386180412]

約数ペア:

[(1, 21386180412), (2, 10693090206), (3, 7128726804), (4, 5346545103), (6, 3564363402), (9, 2376242268), (12, 1782181701), (18, 1188121134), (27, 792080756), (36, 594060567), (37, 578004876), (54, 396040378), (74, 289002438), (108, 198020189), (111, 192668292), (148, 144501219), (222, 96334146), (333, 64222764), (337, 63460476), (444, 48167073), (666, 32111382), (674, 31730238), (999, 21407588), (1011, 21153492), (1332, 16055691), (1348, 15865119), (1998, 10703794), (2022, 10576746), (3033, 7051164), (3996, 5351897), (4044, 5288373), (6066, 3525582), (9099, 2350388), (12132, 1762791), (12469, 1715148), (15881, 1346652), (18198, 1175194), (24938, 857574), (31762, 673326), (36396, 587597), (37407, 571716), (47643, 448884), (49876, 428787), (63524, 336663), (74814, 285858), (95286, 224442), (112221, 190572), (142929, 149628)]