21528811008

素因数分解:

$2^9\times 3^2\times {\mathrm{61}}^1\times {\mathrm{191}}^1\times {\mathrm{401}}^1$

素因数の和:677

約数の個数: 240

約数和(自身を含む): 63641140992

約数和(自身を除く): 42112329984

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 61, 64, 72, 96, 122, 128, 144, 183, 191, 192, 244, 256, 288, 366, 382, 384, 401, 488, 512, 549, 573, 576, 732, 764, 768, 802, 976, 1098, 1146, 1152, 1203, 1464, 1528, 1536, 1604, 1719, 1952, 2196, 2292, 2304, 2406, 2928, 3056, 3208, 3438, 3609, 3904, 4392, 4584, 4608, 4812, 5856, 6112, 6416, 6876, 7218, 7808, 8784, 9168, 9624, 11651, 11712, 12224, 12832, 13752, 14436, 15616, 17568, 18336, 19248, 23302, 23424, 24448, 24461, 25664, 27504, 28872, 31232, 34953, 35136, 36672, 38496, 46604, 46848, 48896, 48922, 51328, 55008, 57744, 69906, 70272, 73344, 73383, 76591, 76992, 93208, 93696, 97792, 97844, 102656, 104859, 110016, 115488, 139812, 140544, 146688, 146766, 153182, 153984, 186416, 195688, 205312, 209718, 220032, 220149, 229773, 230976, 279624, 281088, 293376, 293532, 306364, 307968, 372832, 391376, 419436, 440064, 440298, 459546, 461952, 559248, 587064, 612728, 615936, 689319, 745664, 782752, 838872, 880128, 880596, 919092, 923904, 1118496, 1174128, 1225456, 1378638, 1491328, 1565504, 1677744, 1761192, 1838184, 1847808, 2236992, 2348256, 2450912, 2757276, 2982656, 3131008, 3355488, 3522384, 3676368, 4473984, 4672051, 4696512, 4901824, 5514552, 5965312, 6262016, 6710976, 7044768, 7352736, 8947968, 9344102, 9393024, 9803648, 11029104, 12524032, 13421952, 14016153, 14089536, 14705472, 17895936, 18688204, 18786048, 19607296, 22058208, 26843904, 28032306, 28179072, 29410944, 37376408, 37572096, 39214592, 42048459, 44116416, 53687808, 56064612, 56358144, 58821888, 74752816, 84096918, 88232832, 112129224, 112716288, 117643776, 149505632, 168193836, 176465664, 224258448, 299011264, 336387672, 352931328, 448516896, 598022528, 672775344, 897033792, 1196045056, 1345550688, 1794067584, 2392090112, 2691101376, 3588135168, 5382202752, 7176270336, 10764405504, 21528811008]

約数ペア:

[(1, 21528811008), (2, 10764405504), (3, 7176270336), (4, 5382202752), (6, 3588135168), (8, 2691101376), (9, 2392090112), (12, 1794067584), (16, 1345550688), (18, 1196045056), (24, 897033792), (32, 672775344), (36, 598022528), (48, 448516896), (61, 352931328), (64, 336387672), (72, 299011264), (96, 224258448), (122, 176465664), (128, 168193836), (144, 149505632), (183, 117643776), (191, 112716288), (192, 112129224), (244, 88232832), (256, 84096918), (288, 74752816), (366, 58821888), (382, 56358144), (384, 56064612), (401, 53687808), (488, 44116416), (512, 42048459), (549, 39214592), (573, 37572096), (576, 37376408), (732, 29410944), (764, 28179072), (768, 28032306), (802, 26843904), (976, 22058208), (1098, 19607296), (1146, 18786048), (1152, 18688204), (1203, 17895936), (1464, 14705472), (1528, 14089536), (1536, 14016153), (1604, 13421952), (1719, 12524032), (1952, 11029104), (2196, 9803648), (2292, 9393024), (2304, 9344102), (2406, 8947968), (2928, 7352736), (3056, 7044768), (3208, 6710976), (3438, 6262016), (3609, 5965312), (3904, 5514552), (4392, 4901824), (4584, 4696512), (4608, 4672051), (4812, 4473984), (5856, 3676368), (6112, 3522384), (6416, 3355488), (6876, 3131008), (7218, 2982656), (7808, 2757276), (8784, 2450912), (9168, 2348256), (9624, 2236992), (11651, 1847808), (11712, 1838184), (12224, 1761192), (12832, 1677744), (13752, 1565504), (14436, 1491328), (15616, 1378638), (17568, 1225456), (18336, 1174128), (19248, 1118496), (23302, 923904), (23424, 919092), (24448, 880596), (24461, 880128), (25664, 838872), (27504, 782752), (28872, 745664), (31232, 689319), (34953, 615936), (35136, 612728), (36672, 587064), (38496, 559248), (46604, 461952), (46848, 459546), (48896, 440298), (48922, 440064), (51328, 419436), (55008, 391376), (57744, 372832), (69906, 307968), (70272, 306364), (73344, 293532), (73383, 293376), (76591, 281088), (76992, 279624), (93208, 230976), (93696, 229773), (97792, 220149), (97844, 220032), (102656, 209718), (104859, 205312), (110016, 195688), (115488, 186416), (139812, 153984), (140544, 153182), (146688, 146766)]