21840804888

素因数分解:

$2^3\times 3^1\times 7^3\times {\mathrm{37}}^1\times {\mathrm{71707}}^1$

素因数の和:71774

約数の個数: 128

約数和(自身を含む): 65397696000

約数和(自身を除く): 43556891112

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 37, 42, 49, 56, 74, 84, 98, 111, 147, 148, 168, 196, 222, 259, 294, 296, 343, 392, 444, 518, 588, 686, 777, 888, 1029, 1036, 1176, 1372, 1554, 1813, 2058, 2072, 2744, 3108, 3626, 4116, 5439, 6216, 7252, 8232, 10878, 12691, 14504, 21756, 25382, 38073, 43512, 50764, 71707, 76146, 101528, 143414, 152292, 215121, 286828, 304584, 430242, 501949, 573656, 860484, 1003898, 1505847, 1720968, 2007796, 2653159, 3011694, 3513643, 4015592, 5306318, 6023388, 7027286, 7959477, 10540929, 10612636, 12046776, 14054572, 15918954, 18572113, 21081858, 21225272, 24595501, 28109144, 31837908, 37144226, 42163716, 49191002, 55716339, 63675816, 73786503, 74288452, 84327432, 98382004, 111432678, 130004791, 147573006, 148576904, 196764008, 222865356, 260009582, 295146012, 390014373, 445730712, 520019164, 590292024, 780028746, 910033537, 1040038328, 1560057492, 1820067074, 2730100611, 3120114984, 3640134148, 5460201222, 7280268296, 10920402444, 21840804888]

約数ペア:

[(1, 21840804888), (2, 10920402444), (3, 7280268296), (4, 5460201222), (6, 3640134148), (7, 3120114984), (8, 2730100611), (12, 1820067074), (14, 1560057492), (21, 1040038328), (24, 910033537), (28, 780028746), (37, 590292024), (42, 520019164), (49, 445730712), (56, 390014373), (74, 295146012), (84, 260009582), (98, 222865356), (111, 196764008), (147, 148576904), (148, 147573006), (168, 130004791), (196, 111432678), (222, 98382004), (259, 84327432), (294, 74288452), (296, 73786503), (343, 63675816), (392, 55716339), (444, 49191002), (518, 42163716), (588, 37144226), (686, 31837908), (777, 28109144), (888, 24595501), (1029, 21225272), (1036, 21081858), (1176, 18572113), (1372, 15918954), (1554, 14054572), (1813, 12046776), (2058, 10612636), (2072, 10540929), (2744, 7959477), (3108, 7027286), (3626, 6023388), (4116, 5306318), (5439, 4015592), (6216, 3513643), (7252, 3011694), (8232, 2653159), (10878, 2007796), (12691, 1720968), (14504, 1505847), (21756, 1003898), (25382, 860484), (38073, 573656), (43512, 501949), (50764, 430242), (71707, 304584), (76146, 286828), (101528, 215121), (143414, 152292)]