21003669918

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{322429}}^1$

素因数の和:322502

約数の個数: 96

約数和(自身を含む): 57944540160

約数和(自身を除く): 36940870242

約数列:

[1, 2, 3, 6, 7, 9, 11, 14, 18, 21, 22, 33, 42, 47, 63, 66, 77, 94, 99, 126, 141, 154, 198, 231, 282, 329, 423, 462, 517, 658, 693, 846, 987, 1034, 1386, 1551, 1974, 2961, 3102, 3619, 4653, 5922, 7238, 9306, 10857, 21714, 32571, 65142, 322429, 644858, 967287, 1934574, 2257003, 2901861, 3546719, 4514006, 5803722, 6771009, 7093438, 10640157, 13542018, 15154163, 20313027, 21280314, 24827033, 30308326, 31920471, 40626054, 45462489, 49654066, 63840942, 74481099, 90924978, 106079141, 136387467, 148962198, 166695793, 212158282, 223443297, 272774934, 318237423, 333391586, 446886594, 500087379, 636474846, 954712269, 1000174758, 1166870551, 1500262137, 1909424538, 2333741102, 3000524274, 3500611653, 7001223306, 10501834959, 21003669918]

約数ペア:

[(1, 21003669918), (2, 10501834959), (3, 7001223306), (6, 3500611653), (7, 3000524274), (9, 2333741102), (11, 1909424538), (14, 1500262137), (18, 1166870551), (21, 1000174758), (22, 954712269), (33, 636474846), (42, 500087379), (47, 446886594), (63, 333391586), (66, 318237423), (77, 272774934), (94, 223443297), (99, 212158282), (126, 166695793), (141, 148962198), (154, 136387467), (198, 106079141), (231, 90924978), (282, 74481099), (329, 63840942), (423, 49654066), (462, 45462489), (517, 40626054), (658, 31920471), (693, 30308326), (846, 24827033), (987, 21280314), (1034, 20313027), (1386, 15154163), (1551, 13542018), (1974, 10640157), (2961, 7093438), (3102, 6771009), (3619, 5803722), (4653, 4514006), (5922, 3546719), (7238, 2901861), (9306, 2257003), (10857, 1934574), (21714, 967287), (32571, 644858), (65142, 322429)]