2121095151

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{829}}^1\times {\mathrm{2389}}^1$

素因数の和:3248

約数の個数: 48

約数和(自身を含む): 3713486400

約数和(自身を除く): 1592391249

約数列:

[1, 3, 7, 9, 17, 21, 51, 63, 119, 153, 357, 829, 1071, 2389, 2487, 5803, 7167, 7461, 14093, 16723, 17409, 21501, 40613, 42279, 50169, 52227, 98651, 121839, 126837, 150507, 284291, 295953, 365517, 852873, 887859, 1980481, 2558619, 5941443, 13863367, 17824329, 33668177, 41590101, 101004531, 124770303, 235677239, 303013593, 707031717, 2121095151]

約数ペア:

[(1, 2121095151), (3, 707031717), (7, 303013593), (9, 235677239), (17, 124770303), (21, 101004531), (51, 41590101), (63, 33668177), (119, 17824329), (153, 13863367), (357, 5941443), (829, 2558619), (1071, 1980481), (2389, 887859), (2487, 852873), (5803, 365517), (7167, 295953), (7461, 284291), (14093, 150507), (16723, 126837), (17409, 121839), (21501, 98651), (40613, 52227), (42279, 50169)]