21000786624

素因数分解:

$2^6\times 3^3\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{7103}}^1$

素因数の和:7212

約数の個数: 224

約数和(自身を含む): 64958976000

約数和(自身を除く): 43958189376

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 29, 32, 36, 48, 54, 58, 59, 64, 72, 87, 96, 108, 116, 118, 144, 174, 177, 192, 216, 232, 236, 261, 288, 348, 354, 432, 464, 472, 522, 531, 576, 696, 708, 783, 864, 928, 944, 1044, 1062, 1392, 1416, 1566, 1593, 1711, 1728, 1856, 1888, 2088, 2124, 2784, 2832, 3132, 3186, 3422, 3776, 4176, 4248, 5133, 5568, 5664, 6264, 6372, 6844, 7103, 8352, 8496, 10266, 11328, 12528, 12744, 13688, 14206, 15399, 16704, 16992, 20532, 21309, 25056, 25488, 27376, 28412, 30798, 33984, 41064, 42618, 46197, 50112, 50976, 54752, 56824, 61596, 63927, 82128, 85236, 92394, 101952, 109504, 113648, 123192, 127854, 164256, 170472, 184788, 191781, 205987, 227296, 246384, 255708, 328512, 340944, 369576, 383562, 411974, 419077, 454592, 492768, 511416, 617961, 681888, 739152, 767124, 823948, 838154, 985536, 1022832, 1235922, 1257231, 1363776, 1478304, 1534248, 1647896, 1676308, 1853883, 2045664, 2471844, 2514462, 2956608, 3068496, 3295792, 3352616, 3707766, 3771693, 4091328, 4943688, 5028924, 5561649, 6136992, 6591584, 6705232, 7415532, 7543386, 9887376, 10057848, 11123298, 11315079, 12153233, 12273984, 13183168, 13410464, 14831064, 15086772, 19774752, 20115696, 22246596, 22630158, 24306466, 26820928, 29662128, 30173544, 36459699, 39549504, 40231392, 44493192, 45260316, 48612932, 59324256, 60347088, 72919398, 80462784, 88986384, 90520632, 97225864, 109379097, 118648512, 120694176, 145838796, 177972768, 181041264, 194451728, 218758194, 241388352, 291677592, 328137291, 355945536, 362082528, 388903456, 437516388, 583355184, 656274582, 724165056, 777806912, 875032776, 1166710368, 1312549164, 1750065552, 2333420736, 2625098328, 3500131104, 5250196656, 7000262208, 10500393312, 21000786624]

約数ペア:

[(1, 21000786624), (2, 10500393312), (3, 7000262208), (4, 5250196656), (6, 3500131104), (8, 2625098328), (9, 2333420736), (12, 1750065552), (16, 1312549164), (18, 1166710368), (24, 875032776), (27, 777806912), (29, 724165056), (32, 656274582), (36, 583355184), (48, 437516388), (54, 388903456), (58, 362082528), (59, 355945536), (64, 328137291), (72, 291677592), (87, 241388352), (96, 218758194), (108, 194451728), (116, 181041264), (118, 177972768), (144, 145838796), (174, 120694176), (177, 118648512), (192, 109379097), (216, 97225864), (232, 90520632), (236, 88986384), (261, 80462784), (288, 72919398), (348, 60347088), (354, 59324256), (432, 48612932), (464, 45260316), (472, 44493192), (522, 40231392), (531, 39549504), (576, 36459699), (696, 30173544), (708, 29662128), (783, 26820928), (864, 24306466), (928, 22630158), (944, 22246596), (1044, 20115696), (1062, 19774752), (1392, 15086772), (1416, 14831064), (1566, 13410464), (1593, 13183168), (1711, 12273984), (1728, 12153233), (1856, 11315079), (1888, 11123298), (2088, 10057848), (2124, 9887376), (2784, 7543386), (2832, 7415532), (3132, 6705232), (3186, 6591584), (3422, 6136992), (3776, 5561649), (4176, 5028924), (4248, 4943688), (5133, 4091328), (5568, 3771693), (5664, 3707766), (6264, 3352616), (6372, 3295792), (6844, 3068496), (7103, 2956608), (8352, 2514462), (8496, 2471844), (10266, 2045664), (11328, 1853883), (12528, 1676308), (12744, 1647896), (13688, 1534248), (14206, 1478304), (15399, 1363776), (16704, 1257231), (16992, 1235922), (20532, 1022832), (21309, 985536), (25056, 838154), (25488, 823948), (27376, 767124), (28412, 739152), (30798, 681888), (33984, 617961), (41064, 511416), (42618, 492768), (46197, 454592), (50112, 419077), (50976, 411974), (54752, 383562), (56824, 369576), (61596, 340944), (63927, 328512), (82128, 255708), (85236, 246384), (92394, 227296), (101952, 205987), (109504, 191781), (113648, 184788), (123192, 170472), (127854, 164256)]