21000369720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{14827}}^1$

素因数の和:14918

約数の個数: 256

約数和(自身を含む): 73024934400

約数和(自身を除く): 52024564680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 29, 30, 33, 37, 40, 44, 55, 58, 60, 66, 74, 87, 88, 110, 111, 116, 120, 132, 145, 148, 165, 174, 185, 220, 222, 232, 264, 290, 296, 319, 330, 348, 370, 407, 435, 440, 444, 555, 580, 638, 660, 696, 740, 814, 870, 888, 957, 1073, 1110, 1160, 1221, 1276, 1320, 1480, 1595, 1628, 1740, 1914, 2035, 2146, 2220, 2442, 2552, 3190, 3219, 3256, 3480, 3828, 4070, 4292, 4440, 4785, 4884, 5365, 6105, 6380, 6438, 7656, 8140, 8584, 9570, 9768, 10730, 11803, 12210, 12760, 12876, 14827, 16095, 16280, 19140, 21460, 23606, 24420, 25752, 29654, 32190, 35409, 38280, 42920, 44481, 47212, 48840, 59015, 59308, 64380, 70818, 74135, 88962, 94424, 118030, 118616, 128760, 141636, 148270, 163097, 177045, 177924, 222405, 236060, 283272, 296540, 326194, 354090, 355848, 429983, 444810, 472120, 489291, 548599, 593080, 652388, 708180, 815485, 859966, 889620, 978582, 1097198, 1289949, 1304776, 1416360, 1630970, 1645797, 1719932, 1779240, 1957164, 2149915, 2194396, 2446455, 2579898, 2742995, 3261940, 3291594, 3439864, 3914328, 4299830, 4388792, 4729813, 4892910, 5159796, 5485990, 6034589, 6449745, 6523880, 6583188, 8228985, 8599660, 9459626, 9785820, 10319592, 10971980, 12069178, 12899490, 13166376, 14189439, 15909371, 16457970, 17199320, 18103767, 18919252, 19571640, 21943960, 23649065, 24138356, 25798980, 28378878, 30172945, 31818742, 32915940, 36207534, 37838504, 47298130, 47728113, 48276712, 51597960, 56757756, 60345890, 63637484, 65831880, 70947195, 72415068, 79546855, 90518835, 94596260, 95456226, 113515512, 120691780, 127274968, 141894390, 144830136, 159093710, 175003081, 181037670, 189192520, 190912452, 238640565, 241383560, 283788780, 318187420, 350006162, 362075340, 381824904, 477281130, 525009243, 567577560, 636374840, 700012324, 724150680, 875015405, 954562260, 1050018486, 1400024648, 1750030810, 1909124520, 2100036972, 2625046215, 3500061620, 4200073944, 5250092430, 7000123240, 10500184860, 21000369720]

約数ペア:

[(1, 21000369720), (2, 10500184860), (3, 7000123240), (4, 5250092430), (5, 4200073944), (6, 3500061620), (8, 2625046215), (10, 2100036972), (11, 1909124520), (12, 1750030810), (15, 1400024648), (20, 1050018486), (22, 954562260), (24, 875015405), (29, 724150680), (30, 700012324), (33, 636374840), (37, 567577560), (40, 525009243), (44, 477281130), (55, 381824904), (58, 362075340), (60, 350006162), (66, 318187420), (74, 283788780), (87, 241383560), (88, 238640565), (110, 190912452), (111, 189192520), (116, 181037670), (120, 175003081), (132, 159093710), (145, 144830136), (148, 141894390), (165, 127274968), (174, 120691780), (185, 113515512), (220, 95456226), (222, 94596260), (232, 90518835), (264, 79546855), (290, 72415068), (296, 70947195), (319, 65831880), (330, 63637484), (348, 60345890), (370, 56757756), (407, 51597960), (435, 48276712), (440, 47728113), (444, 47298130), (555, 37838504), (580, 36207534), (638, 32915940), (660, 31818742), (696, 30172945), (740, 28378878), (814, 25798980), (870, 24138356), (888, 23649065), (957, 21943960), (1073, 19571640), (1110, 18919252), (1160, 18103767), (1221, 17199320), (1276, 16457970), (1320, 15909371), (1480, 14189439), (1595, 13166376), (1628, 12899490), (1740, 12069178), (1914, 10971980), (2035, 10319592), (2146, 9785820), (2220, 9459626), (2442, 8599660), (2552, 8228985), (3190, 6583188), (3219, 6523880), (3256, 6449745), (3480, 6034589), (3828, 5485990), (4070, 5159796), (4292, 4892910), (4440, 4729813), (4785, 4388792), (4884, 4299830), (5365, 3914328), (6105, 3439864), (6380, 3291594), (6438, 3261940), (7656, 2742995), (8140, 2579898), (8584, 2446455), (9570, 2194396), (9768, 2149915), (10730, 1957164), (11803, 1779240), (12210, 1719932), (12760, 1645797), (12876, 1630970), (14827, 1416360), (16095, 1304776), (16280, 1289949), (19140, 1097198), (21460, 978582), (23606, 889620), (24420, 859966), (25752, 815485), (29654, 708180), (32190, 652388), (35409, 593080), (38280, 548599), (42920, 489291), (44481, 472120), (47212, 444810), (48840, 429983), (59015, 355848), (59308, 354090), (64380, 326194), (70818, 296540), (74135, 283272), (88962, 236060), (94424, 222405), (118030, 177924), (118616, 177045), (128760, 163097), (141636, 148270)]