21885817454592

素因数分解:

$2^{21}\times 3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{127}}^1$

素因数の和:242

約数の個数: 1056

約数和(自身を含む): 75402427871232

約数和(自身を除く): 53516610416640

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 16, 21, 24, 26, 28, 32, 39, 42, 43, 48, 49, 52, 56, 64, 78, 84, 86, 91, 96, 98, 104, 112, 127, 128, 129, 147, 156, 168, 172, 182, 192, 196, 208, 224, 254, 256, 258, 273, 294, 301, 312, 336, 344, 364, 381, 384, 392, 416, 448, 508, 512, 516, 546, 559, 588, 602, 624, 637, 672, 688, 728, 762, 768, 784, 832, 889, 896, 903, 1016, 1024, 1032, 1092, 1118, 1176, 1204, 1248, 1274, 1344, 1376, 1456, 1524, 1536, 1568, 1651, 1664, 1677, 1778, 1792, 1806, 1911, 2032, 2048, 2064, 2107, 2184, 2236, 2352, 2408, 2496, 2548, 2667, 2688, 2752, 2912, 3048, 3072, 3136, 3302, 3328, 3354, 3556, 3584, 3612, 3822, 3913, 4064, 4096, 4128, 4214, 4368, 4472, 4704, 4816, 4953, 4992, 5096, 5334, 5376, 5461, 5504, 5824, 6096, 6144, 6223, 6272, 6321, 6604, 6656, 6708, 7112, 7168, 7224, 7644, 7826, 8128, 8192, 8256, 8428, 8736, 8944, 9408, 9632, 9906, 9984, 10192, 10668, 10752, 10922, 11008, 11557, 11648, 11739, 12192, 12288, 12446, 12544, 12642, 13208, 13312, 13416, 14224, 14336, 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約数ペア:

[(1, 21885817454592), (2, 10942908727296), (3, 7295272484864), (4, 5471454363648), (6, 3647636242432), (7, 3126545350656), (8, 2735727181824), (12, 1823818121216), (13, 1683524419584), (14, 1563272675328), (16, 1367863590912), (21, 1042181783552), (24, 911909060608), (26, 841762209792), (28, 781636337664), (32, 683931795456), (39, 561174806528), (42, 521090891776), (43, 508972498944), (48, 455954530304), (49, 446649335808), (52, 420881104896), (56, 390818168832), (64, 341965897728), (78, 280587403264), (84, 260545445888), (86, 254486249472), (91, 240503488512), (96, 227977265152), (98, 223324667904), (104, 210440552448), (112, 195409084416), (127, 172329271296), (128, 170982948864), (129, 169657499648), (147, 148883111936), (156, 140293701632), (168, 130272722944), (172, 127243124736), (182, 120251744256), (192, 113988632576), (196, 111662333952), (208, 105220276224), (224, 97704542208), (254, 86164635648), (256, 85491474432), (258, 84828749824), (273, 80167829504), (294, 74441555968), 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