21095514888

素因数分解:

$2^3\times 3^1\times 7^2\times {\mathrm{71}}^1\times {\mathrm{73}}^1\times {\mathrm{3461}}^1$

素因数の和:3628

約数の個数: 192

約数和(自身を含む): 63083733120

約数和(自身を除く): 41988218232

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 49, 56, 71, 73, 84, 98, 142, 146, 147, 168, 196, 213, 219, 284, 292, 294, 392, 426, 438, 497, 511, 568, 584, 588, 852, 876, 994, 1022, 1176, 1491, 1533, 1704, 1752, 1988, 2044, 2982, 3066, 3461, 3479, 3577, 3976, 4088, 5183, 5964, 6132, 6922, 6958, 7154, 10366, 10383, 10437, 10731, 11928, 12264, 13844, 13916, 14308, 15549, 20732, 20766, 20874, 21462, 24227, 27688, 27832, 28616, 31098, 36281, 41464, 41532, 41748, 42924, 48454, 62196, 72562, 72681, 83064, 83496, 85848, 96908, 108843, 124392, 145124, 145362, 169589, 193816, 217686, 245731, 252653, 253967, 290248, 290724, 339178, 435372, 491462, 505306, 507934, 508767, 581448, 678356, 737193, 757959, 761901, 870744, 982924, 1010612, 1015868, 1017534, 1356712, 1474386, 1515918, 1523802, 1720117, 1768571, 1965848, 2021224, 2031736, 2035068, 2948772, 3031836, 3047604, 3440234, 3537142, 4070136, 5160351, 5305713, 5897544, 6063672, 6095208, 6880468, 7074284, 10320702, 10611426, 12040819, 12379997, 13760936, 14148568, 17938363, 20641404, 21222852, 24081638, 24759994, 35876726, 36122457, 37139991, 41282808, 42445704, 48163276, 49519988, 53815089, 71753452, 72244914, 74279982, 96326552, 99039976, 107630178, 125568541, 143506904, 144489828, 148559964, 215260356, 251137082, 288979656, 297119928, 376705623, 430520712, 502274164, 753411246, 878979787, 1004548328, 1506822492, 1757959574, 2636939361, 3013644984, 3515919148, 5273878722, 7031838296, 10547757444, 21095514888]

約数ペア:

[(1, 21095514888), (2, 10547757444), (3, 7031838296), (4, 5273878722), (6, 3515919148), (7, 3013644984), (8, 2636939361), (12, 1757959574), (14, 1506822492), (21, 1004548328), (24, 878979787), (28, 753411246), (42, 502274164), (49, 430520712), (56, 376705623), (71, 297119928), (73, 288979656), (84, 251137082), (98, 215260356), (142, 148559964), (146, 144489828), (147, 143506904), (168, 125568541), (196, 107630178), (213, 99039976), (219, 96326552), (284, 74279982), (292, 72244914), (294, 71753452), (392, 53815089), (426, 49519988), (438, 48163276), (497, 42445704), (511, 41282808), (568, 37139991), (584, 36122457), (588, 35876726), (852, 24759994), (876, 24081638), (994, 21222852), (1022, 20641404), (1176, 17938363), (1491, 14148568), (1533, 13760936), (1704, 12379997), (1752, 12040819), (1988, 10611426), (2044, 10320702), (2982, 7074284), (3066, 6880468), (3461, 6095208), (3479, 6063672), (3577, 5897544), (3976, 5305713), (4088, 5160351), (5183, 4070136), (5964, 3537142), (6132, 3440234), (6922, 3047604), (6958, 3031836), (7154, 2948772), (10366, 2035068), (10383, 2031736), (10437, 2021224), (10731, 1965848), (11928, 1768571), (12264, 1720117), (13844, 1523802), (13916, 1515918), (14308, 1474386), (15549, 1356712), (20732, 1017534), (20766, 1015868), (20874, 1010612), (21462, 982924), (24227, 870744), (27688, 761901), (27832, 757959), (28616, 737193), (31098, 678356), (36281, 581448), (41464, 508767), (41532, 507934), (41748, 505306), (42924, 491462), (48454, 435372), (62196, 339178), (72562, 290724), (72681, 290248), (83064, 253967), (83496, 252653), (85848, 245731), (96908, 217686), (108843, 193816), (124392, 169589), (145124, 145362)]