21826560

素因数分解:

$2^{10}\times 3^1\times 5^1\times 7^2\times {\mathrm{29}}^1$

素因数の和:71

約数の個数: 264

約数和(自身を含む): 84008880

約数和(自身を除く): 62182320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 29, 30, 32, 35, 40, 42, 48, 49, 56, 58, 60, 64, 70, 80, 84, 87, 96, 98, 105, 112, 116, 120, 128, 140, 145, 147, 160, 168, 174, 192, 196, 203, 210, 224, 232, 240, 245, 256, 280, 290, 294, 320, 336, 348, 384, 392, 406, 420, 435, 448, 464, 480, 490, 512, 560, 580, 588, 609, 640, 672, 696, 735, 768, 784, 812, 840, 870, 896, 928, 960, 980, 1015, 1024, 1120, 1160, 1176, 1218, 1280, 1344, 1392, 1421, 1470, 1536, 1568, 1624, 1680, 1740, 1792, 1856, 1920, 1960, 2030, 2240, 2320, 2352, 2436, 2560, 2688, 2784, 2842, 2940, 3045, 3072, 3136, 3248, 3360, 3480, 3584, 3712, 3840, 3920, 4060, 4263, 4480, 4640, 4704, 4872, 5120, 5376, 5568, 5684, 5880, 6090, 6272, 6496, 6720, 6960, 7105, 7168, 7424, 7680, 7840, 8120, 8526, 8960, 9280, 9408, 9744, 10752, 11136, 11368, 11760, 12180, 12544, 12992, 13440, 13920, 14210, 14848, 15360, 15680, 16240, 17052, 17920, 18560, 18816, 19488, 21315, 21504, 22272, 22736, 23520, 24360, 25088, 25984, 26880, 27840, 28420, 29696, 31360, 32480, 34104, 35840, 37120, 37632, 38976, 42630, 44544, 45472, 47040, 48720, 50176, 51968, 53760, 55680, 56840, 62720, 64960, 68208, 74240, 75264, 77952, 85260, 89088, 90944, 94080, 97440, 103936, 107520, 111360, 113680, 125440, 129920, 136416, 148480, 150528, 155904, 170520, 181888, 188160, 194880, 207872, 222720, 227360, 250880, 259840, 272832, 311808, 341040, 363776, 376320, 389760, 445440, 454720, 519680, 545664, 623616, 682080, 727552, 752640, 779520, 909440, 1039360, 1091328, 1364160, 1455104, 1559040, 1818880, 2182656, 2728320, 3118080, 3637760, 4365312, 5456640, 7275520, 10913280, 21826560]

約数ペア:

[(1, 21826560), (2, 10913280), (3, 7275520), (4, 5456640), (5, 4365312), (6, 3637760), (7, 3118080), (8, 2728320), (10, 2182656), (12, 1818880), (14, 1559040), (15, 1455104), (16, 1364160), (20, 1091328), (21, 1039360), (24, 909440), (28, 779520), (29, 752640), (30, 727552), (32, 682080), (35, 623616), (40, 545664), (42, 519680), (48, 454720), (49, 445440), (56, 389760), (58, 376320), (60, 363776), (64, 341040), (70, 311808), (80, 272832), (84, 259840), (87, 250880), (96, 227360), (98, 222720), (105, 207872), (112, 194880), (116, 188160), (120, 181888), (128, 170520), (140, 155904), (145, 150528), (147, 148480), (160, 136416), (168, 129920), (174, 125440), (192, 113680), (196, 111360), (203, 107520), (210, 103936), (224, 97440), (232, 94080), (240, 90944), (245, 89088), (256, 85260), (280, 77952), (290, 75264), (294, 74240), (320, 68208), (336, 64960), (348, 62720), (384, 56840), (392, 55680), (406, 53760), (420, 51968), (435, 50176), (448, 48720), (464, 47040), (480, 45472), (490, 44544), (512, 42630), (560, 38976), (580, 37632), (588, 37120), (609, 35840), (640, 34104), (672, 32480), (696, 31360), (735, 29696), (768, 28420), (784, 27840), (812, 26880), (840, 25984), (870, 25088), (896, 24360), (928, 23520), (960, 22736), (980, 22272), (1015, 21504), (1024, 21315), (1120, 19488), (1160, 18816), (1176, 18560), (1218, 17920), (1280, 17052), (1344, 16240), (1392, 15680), (1421, 15360), (1470, 14848), (1536, 14210), (1568, 13920), (1624, 13440), (1680, 12992), (1740, 12544), (1792, 12180), (1856, 11760), (1920, 11368), (1960, 11136), (2030, 10752), (2240, 9744), (2320, 9408), (2352, 9280), (2436, 8960), (2560, 8526), (2688, 8120), (2784, 7840), (2842, 7680), (2940, 7424), (3045, 7168), (3072, 7105), (3136, 6960), (3248, 6720), (3360, 6496), (3480, 6272), (3584, 6090), (3712, 5880), (3840, 5684), (3920, 5568), (4060, 5376), (4263, 5120), (4480, 4872), (4640, 4704)]