21141120

素因数分解:

$2^7\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1$

素因数の和:64

約数の個数: 384

約数和(自身を含む): 91163520

約数和(自身を除く): 70022400

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 13, 14, 15, 16, 20, 21, 22, 24, 26, 28, 30, 32, 33, 35, 39, 40, 42, 44, 48, 52, 55, 56, 60, 64, 65, 66, 70, 77, 78, 80, 84, 88, 91, 96, 104, 105, 110, 112, 120, 121, 128, 130, 132, 140, 143, 154, 156, 160, 165, 168, 176, 182, 192, 195, 208, 210, 220, 224, 231, 240, 242, 260, 264, 273, 280, 286, 308, 312, 320, 330, 336, 352, 363, 364, 384, 385, 390, 416, 420, 429, 440, 448, 455, 462, 480, 484, 520, 528, 546, 560, 572, 605, 616, 624, 640, 660, 672, 704, 715, 726, 728, 770, 780, 832, 840, 847, 858, 880, 896, 910, 924, 960, 968, 1001, 1040, 1056, 1092, 1120, 1144, 1155, 1210, 1232, 1248, 1320, 1344, 1365, 1408, 1430, 1452, 1456, 1540, 1560, 1573, 1664, 1680, 1694, 1716, 1760, 1815, 1820, 1848, 1920, 1936, 2002, 2080, 2112, 2145, 2184, 2240, 2288, 2310, 2420, 2464, 2496, 2541, 2640, 2688, 2730, 2860, 2904, 2912, 3003, 3080, 3120, 3146, 3360, 3388, 3432, 3520, 3630, 3640, 3696, 3872, 4004, 4160, 4224, 4235, 4290, 4368, 4480, 4576, 4620, 4719, 4840, 4928, 4992, 5005, 5082, 5280, 5460, 5720, 5808, 5824, 6006, 6160, 6240, 6292, 6720, 6776, 6864, 7040, 7260, 7280, 7392, 7744, 7865, 8008, 8320, 8470, 8580, 8736, 9152, 9240, 9438, 9680, 9856, 10010, 10164, 10560, 10920, 11011, 11440, 11616, 11648, 12012, 12320, 12480, 12584, 12705, 13440, 13552, 13728, 14520, 14560, 14784, 15015, 15488, 15730, 16016, 16940, 17160, 17472, 18304, 18480, 18876, 19360, 20020, 20328, 21120, 21840, 22022, 22880, 23232, 23595, 24024, 24640, 24960, 25168, 25410, 27104, 27456, 29040, 29120, 29568, 30030, 31460, 32032, 33033, 33880, 34320, 34944, 36960, 37752, 38720, 40040, 40656, 43680, 44044, 45760, 46464, 47190, 48048, 49280, 50336, 50820, 54208, 54912, 55055, 58080, 58240, 60060, 62920, 64064, 66066, 67760, 68640, 73920, 75504, 77440, 80080, 81312, 87360, 88088, 91520, 94380, 96096, 100672, 101640, 108416, 110110, 116160, 120120, 125840, 128128, 132132, 135520, 137280, 147840, 151008, 160160, 162624, 165165, 174720, 176176, 188760, 192192, 201344, 203280, 220220, 232320, 240240, 251680, 264264, 271040, 274560, 302016, 320320, 325248, 330330, 352352, 377520, 384384, 406560, 440440, 480480, 503360, 528528, 542080, 604032, 640640, 660660, 704704, 755040, 813120, 880880, 960960, 1006720, 1057056, 1321320, 1409408, 1510080, 1626240, 1761760, 1921920, 2114112, 2642640, 3020160, 3523520, 4228224, 5285280, 7047040, 10570560, 21141120]

約数ペア:

[(1, 21141120), (2, 10570560), (3, 7047040), (4, 5285280), (5, 4228224), (6, 3523520), (7, 3020160), (8, 2642640), (10, 2114112), (11, 1921920), (12, 1761760), (13, 1626240), (14, 1510080), (15, 1409408), (16, 1321320), (20, 1057056), (21, 1006720), (22, 960960), (24, 880880), (26, 813120), (28, 755040), (30, 704704), (32, 660660), (33, 640640), (35, 604032), (39, 542080), (40, 528528), (42, 503360), (44, 480480), (48, 440440), (52, 406560), (55, 384384), (56, 377520), (60, 352352), (64, 330330), (65, 325248), (66, 320320), (70, 302016), (77, 274560), (78, 271040), (80, 264264), (84, 251680), (88, 240240), (91, 232320), (96, 220220), (104, 203280), (105, 201344), (110, 192192), (112, 188760), (120, 176176), (121, 174720), (128, 165165), (130, 162624), (132, 160160), (140, 151008), (143, 147840), (154, 137280), (156, 135520), (160, 132132), (165, 128128), (168, 125840), (176, 120120), (182, 116160), (192, 110110), (195, 108416), (208, 101640), (210, 100672), (220, 96096), (224, 94380), (231, 91520), (240, 88088), (242, 87360), (260, 81312), (264, 80080), (273, 77440), (280, 75504), (286, 73920), (308, 68640), (312, 67760), (320, 66066), (330, 64064), (336, 62920), (352, 60060), (363, 58240), (364, 58080), (384, 55055), (385, 54912), (390, 54208), (416, 50820), (420, 50336), (429, 49280), (440, 48048), (448, 47190), (455, 46464), (462, 45760), (480, 44044), (484, 43680), (520, 40656), (528, 40040), (546, 38720), (560, 37752), (572, 36960), (605, 34944), (616, 34320), (624, 33880), (640, 33033), (660, 32032), (672, 31460), (704, 30030), (715, 29568), (726, 29120), (728, 29040), (770, 27456), (780, 27104), (832, 25410), (840, 25168), (847, 24960), (858, 24640), (880, 24024), (896, 23595), (910, 23232), (924, 22880), (960, 22022), (968, 21840), (1001, 21120), (1040, 20328), (1056, 20020), (1092, 19360), (1120, 18876), (1144, 18480), (1155, 18304), (1210, 17472), (1232, 17160), (1248, 16940), (1320, 16016), (1344, 15730), (1365, 15488), (1408, 15015), (1430, 14784), (1452, 14560), (1456, 14520), (1540, 13728), (1560, 13552), (1573, 13440), (1664, 12705), (1680, 12584), (1694, 12480), (1716, 12320), (1760, 12012), (1815, 11648), (1820, 11616), (1848, 11440), (1920, 11011), (1936, 10920), (2002, 10560), (2080, 10164), (2112, 10010), (2145, 9856), (2184, 9680), (2240, 9438), (2288, 9240), (2310, 9152), (2420, 8736), (2464, 8580), (2496, 8470), (2541, 8320), (2640, 8008), (2688, 7865), (2730, 7744), (2860, 7392), (2904, 7280), (2912, 7260), (3003, 7040), (3080, 6864), (3120, 6776), (3146, 6720), (3360, 6292), (3388, 6240), (3432, 6160), (3520, 6006), (3630, 5824), (3640, 5808), (3696, 5720), (3872, 5460), (4004, 5280), (4160, 5082), (4224, 5005), (4235, 4992), (4290, 4928), (4368, 4840), (4480, 4719), (4576, 4620)]