21259833056

素因数分解:

$2^5\times 7^2\times {\mathrm{11}}^1\times {\mathrm{487}}^1\times {\mathrm{2531}}^1$

素因数の和:3053

約数の個数: 144

約数和(自身を含む): 53245164672

約数和(自身を除く): 31985331616

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 32, 44, 49, 56, 77, 88, 98, 112, 154, 176, 196, 224, 308, 352, 392, 487, 539, 616, 784, 974, 1078, 1232, 1568, 1948, 2156, 2464, 2531, 3409, 3896, 4312, 5062, 5357, 6818, 7792, 8624, 10124, 10714, 13636, 15584, 17248, 17717, 20248, 21428, 23863, 27272, 27841, 35434, 37499, 40496, 42856, 47726, 54544, 55682, 70868, 74998, 80992, 85712, 95452, 109088, 111364, 124019, 141736, 149996, 171424, 190904, 194887, 222728, 248038, 262493, 283472, 299992, 381808, 389774, 445456, 496076, 524986, 566944, 599984, 763616, 779548, 890912, 992152, 1049972, 1199968, 1232597, 1364209, 1559096, 1984304, 2099944, 2465194, 2728418, 3118192, 3968608, 4199888, 4930388, 5456836, 6236384, 8399776, 8628179, 9860776, 10913672, 13558567, 17256358, 19721552, 21827344, 27117134, 34512716, 39443104, 43654688, 54234268, 60397253, 69025432, 94909969, 108468536, 120794506, 138050864, 189819938, 216937072, 241589012, 276101728, 379639876, 433874144, 483178024, 664369783, 759279752, 966356048, 1328739566, 1518559504, 1932712096, 2657479132, 3037119008, 5314958264, 10629916528, 21259833056]

約数ペア:

[(1, 21259833056), (2, 10629916528), (4, 5314958264), (7, 3037119008), (8, 2657479132), (11, 1932712096), (14, 1518559504), (16, 1328739566), (22, 966356048), (28, 759279752), (32, 664369783), (44, 483178024), (49, 433874144), (56, 379639876), (77, 276101728), (88, 241589012), (98, 216937072), (112, 189819938), (154, 138050864), (176, 120794506), (196, 108468536), (224, 94909969), (308, 69025432), (352, 60397253), (392, 54234268), (487, 43654688), (539, 39443104), (616, 34512716), (784, 27117134), (974, 21827344), (1078, 19721552), (1232, 17256358), (1568, 13558567), (1948, 10913672), (2156, 9860776), (2464, 8628179), (2531, 8399776), (3409, 6236384), (3896, 5456836), (4312, 4930388), (5062, 4199888), (5357, 3968608), (6818, 3118192), (7792, 2728418), (8624, 2465194), (10124, 2099944), (10714, 1984304), (13636, 1559096), (15584, 1364209), (17248, 1232597), (17717, 1199968), (20248, 1049972), (21428, 992152), (23863, 890912), (27272, 779548), (27841, 763616), (35434, 599984), (37499, 566944), (40496, 524986), (42856, 496076), (47726, 445456), (54544, 389774), (55682, 381808), (70868, 299992), (74998, 283472), (80992, 262493), (85712, 248038), (95452, 222728), (109088, 194887), (111364, 190904), (124019, 171424), (141736, 149996)]