21012395520

素因数分解:

$2^9\times 3^1\times 5^1\times {\mathrm{101}}^1\times {\mathrm{103}}^1\times {\mathrm{263}}^1$

素因数の和:493

約数の個数: 320

約数和(自身を含む): 68758170624

約数和(自身を除く): 47745775104

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 101, 103, 120, 128, 160, 192, 202, 206, 240, 256, 263, 303, 309, 320, 384, 404, 412, 480, 505, 512, 515, 526, 606, 618, 640, 768, 789, 808, 824, 960, 1010, 1030, 1052, 1212, 1236, 1280, 1315, 1515, 1536, 1545, 1578, 1616, 1648, 1920, 2020, 2060, 2104, 2424, 2472, 2560, 2630, 3030, 3090, 3156, 3232, 3296, 3840, 3945, 4040, 4120, 4208, 4848, 4944, 5260, 6060, 6180, 6312, 6464, 6592, 7680, 7890, 8080, 8240, 8416, 9696, 9888, 10403, 10520, 12120, 12360, 12624, 12928, 13184, 15780, 16160, 16480, 16832, 19392, 19776, 20806, 21040, 24240, 24720, 25248, 25856, 26368, 26563, 27089, 31209, 31560, 32320, 32960, 33664, 38784, 39552, 41612, 42080, 48480, 49440, 50496, 51712, 52015, 52736, 53126, 54178, 62418, 63120, 64640, 65920, 67328, 77568, 79104, 79689, 81267, 83224, 84160, 96960, 98880, 100992, 104030, 106252, 108356, 124836, 126240, 129280, 131840, 132815, 134656, 135445, 155136, 156045, 158208, 159378, 162534, 166448, 168320, 193920, 197760, 201984, 208060, 212504, 216712, 249672, 252480, 258560, 263680, 265630, 270890, 312090, 318756, 325068, 332896, 336640, 387840, 395520, 398445, 403968, 406335, 416120, 425008, 433424, 499344, 504960, 531260, 541780, 624180, 637512, 650136, 665792, 673280, 775680, 791040, 796890, 812670, 832240, 850016, 866848, 998688, 1009920, 1062520, 1083560, 1248360, 1275024, 1300272, 1331584, 1593780, 1625340, 1664480, 1700032, 1733696, 1997376, 2019840, 2125040, 2167120, 2496720, 2550048, 2600544, 2663168, 2735989, 3187560, 3250680, 3328960, 3400064, 3467392, 3994752, 4250080, 4334240, 4993440, 5100096, 5201088, 5326336, 5471978, 6375120, 6501360, 6657920, 6800128, 6934784, 7989504, 8207967, 8500160, 8668480, 9986880, 10200192, 10402176, 10943956, 12750240, 13002720, 13315840, 13600256, 13679945, 13869568, 15979008, 16415934, 17000320, 17336960, 19973760, 20400384, 20804352, 21887912, 25500480, 26005440, 26631680, 27359890, 32831868, 34000640, 34673920, 39947520, 40800768, 41039835, 41608704, 43775824, 51000960, 52010880, 54719780, 65663736, 68001280, 69347840, 79895040, 82079670, 87551648, 102001920, 104021760, 109439560, 131327472, 164159340, 175103296, 204003840, 208043520, 218879120, 262654944, 328318680, 350206592, 437758240, 525309888, 656637360, 700413184, 875516480, 1050619776, 1313274720, 1400826368, 1751032960, 2101239552, 2626549440, 3502065920, 4202479104, 5253098880, 7004131840, 10506197760, 21012395520]

約数ペア:

[(1, 21012395520), (2, 10506197760), (3, 7004131840), (4, 5253098880), (5, 4202479104), (6, 3502065920), (8, 2626549440), (10, 2101239552), (12, 1751032960), (15, 1400826368), (16, 1313274720), (20, 1050619776), (24, 875516480), (30, 700413184), (32, 656637360), (40, 525309888), (48, 437758240), (60, 350206592), (64, 328318680), (80, 262654944), (96, 218879120), (101, 208043520), (103, 204003840), (120, 175103296), (128, 164159340), (160, 131327472), (192, 109439560), (202, 104021760), (206, 102001920), (240, 87551648), (256, 82079670), (263, 79895040), (303, 69347840), (309, 68001280), (320, 65663736), (384, 54719780), (404, 52010880), (412, 51000960), (480, 43775824), (505, 41608704), (512, 41039835), (515, 40800768), (526, 39947520), (606, 34673920), (618, 34000640), (640, 32831868), (768, 27359890), (789, 26631680), (808, 26005440), (824, 25500480), (960, 21887912), (1010, 20804352), (1030, 20400384), (1052, 19973760), (1212, 17336960), (1236, 17000320), (1280, 16415934), (1315, 15979008), (1515, 13869568), (1536, 13679945), (1545, 13600256), (1578, 13315840), (1616, 13002720), (1648, 12750240), (1920, 10943956), (2020, 10402176), (2060, 10200192), (2104, 9986880), (2424, 8668480), (2472, 8500160), (2560, 8207967), (2630, 7989504), (3030, 6934784), (3090, 6800128), (3156, 6657920), (3232, 6501360), (3296, 6375120), (3840, 5471978), (3945, 5326336), (4040, 5201088), (4120, 5100096), (4208, 4993440), (4848, 4334240), (4944, 4250080), (5260, 3994752), (6060, 3467392), (6180, 3400064), (6312, 3328960), (6464, 3250680), (6592, 3187560), (7680, 2735989), (7890, 2663168), (8080, 2600544), (8240, 2550048), (8416, 2496720), (9696, 2167120), (9888, 2125040), (10403, 2019840), (10520, 1997376), (12120, 1733696), (12360, 1700032), (12624, 1664480), (12928, 1625340), (13184, 1593780), (15780, 1331584), (16160, 1300272), (16480, 1275024), (16832, 1248360), (19392, 1083560), (19776, 1062520), (20806, 1009920), (21040, 998688), (24240, 866848), (24720, 850016), (25248, 832240), (25856, 812670), (26368, 796890), (26563, 791040), (27089, 775680), (31209, 673280), (31560, 665792), (32320, 650136), (32960, 637512), (33664, 624180), (38784, 541780), (39552, 531260), (41612, 504960), (42080, 499344), (48480, 433424), (49440, 425008), (50496, 416120), (51712, 406335), (52015, 403968), (52736, 398445), (53126, 395520), (54178, 387840), (62418, 336640), (63120, 332896), (64640, 325068), (65920, 318756), (67328, 312090), (77568, 270890), (79104, 265630), (79689, 263680), (81267, 258560), (83224, 252480), (84160, 249672), (96960, 216712), (98880, 212504), (100992, 208060), (104030, 201984), (106252, 197760), (108356, 193920), (124836, 168320), (126240, 166448), (129280, 162534), (131840, 159378), (132815, 158208), (134656, 156045), (135445, 155136)]