21488179536

素因数分解:

$2^4\times 3^2\times {\mathrm{71}}^1\times {\mathrm{1303}}^1\times {\mathrm{1613}}^1$

素因数の和:3001

約数の個数: 120

約数和(自身を含む): 61068698496

約数和(自身を除く): 39580518960

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 71, 72, 142, 144, 213, 284, 426, 568, 639, 852, 1136, 1278, 1303, 1613, 1704, 2556, 2606, 3226, 3408, 3909, 4839, 5112, 5212, 6452, 7818, 9678, 10224, 10424, 11727, 12904, 14517, 15636, 19356, 20848, 23454, 25808, 29034, 31272, 38712, 46908, 58068, 62544, 77424, 92513, 93816, 114523, 116136, 185026, 187632, 229046, 232272, 277539, 343569, 370052, 458092, 555078, 687138, 740104, 832617, 916184, 1030707, 1110156, 1374276, 1480208, 1665234, 1832368, 2061414, 2101739, 2220312, 2748552, 3330468, 4122828, 4203478, 4440624, 5497104, 6305217, 6660936, 8245656, 8406956, 12610434, 13321872, 16491312, 16813912, 18915651, 25220868, 33627824, 37831302, 50441736, 75662604, 100883472, 149223469, 151325208, 298446938, 302650416, 447670407, 596893876, 895340814, 1193787752, 1343011221, 1790681628, 2387575504, 2686022442, 3581363256, 5372044884, 7162726512, 10744089768, 21488179536]

約数ペア:

[(1, 21488179536), (2, 10744089768), (3, 7162726512), (4, 5372044884), (6, 3581363256), (8, 2686022442), (9, 2387575504), (12, 1790681628), (16, 1343011221), (18, 1193787752), (24, 895340814), (36, 596893876), (48, 447670407), (71, 302650416), (72, 298446938), (142, 151325208), (144, 149223469), (213, 100883472), (284, 75662604), (426, 50441736), (568, 37831302), (639, 33627824), (852, 25220868), (1136, 18915651), (1278, 16813912), (1303, 16491312), (1613, 13321872), (1704, 12610434), (2556, 8406956), (2606, 8245656), (3226, 6660936), (3408, 6305217), (3909, 5497104), (4839, 4440624), (5112, 4203478), (5212, 4122828), (6452, 3330468), (7818, 2748552), (9678, 2220312), (10224, 2101739), (10424, 2061414), (11727, 1832368), (12904, 1665234), (14517, 1480208), (15636, 1374276), (19356, 1110156), (20848, 1030707), (23454, 916184), (25808, 832617), (29034, 740104), (31272, 687138), (38712, 555078), (46908, 458092), (58068, 370052), (62544, 343569), (77424, 277539), (92513, 232272), (93816, 229046), (114523, 187632), (116136, 185026)]