21836167136

素因数分解:

$2^5\times 7^2\times {\mathrm{197}}^1\times {\mathrm{223}}^1\times {\mathrm{317}}^1$

素因数の和:761

約数の個数: 144

約数和(自身を含む): 50647234176

約数和(自身を除く): 28811067040

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 98, 112, 196, 197, 223, 224, 317, 392, 394, 446, 634, 784, 788, 892, 1268, 1379, 1561, 1568, 1576, 1784, 2219, 2536, 2758, 3122, 3152, 3568, 4438, 5072, 5516, 6244, 6304, 7136, 8876, 9653, 10144, 10927, 11032, 12488, 15533, 17752, 19306, 21854, 22064, 24976, 31066, 35504, 38612, 43708, 43931, 44128, 49952, 62132, 62449, 70691, 71008, 77224, 87416, 87862, 124264, 124898, 141382, 154448, 174832, 175724, 248528, 249796, 282764, 307517, 308896, 349664, 351448, 437143, 494837, 497056, 499592, 565528, 615034, 702896, 874286, 989674, 999184, 1131056, 1230068, 1405792, 1748572, 1979348, 1998368, 2152619, 2262112, 2460136, 3060001, 3463859, 3497144, 3958696, 4305238, 4920272, 6120002, 6927718, 6994288, 7917392, 8610476, 9840544, 12240004, 13855436, 13926127, 13988576, 15834784, 17220952, 24480008, 27710872, 27852254, 34441904, 48960016, 55421744, 55704508, 68883808, 97482889, 97920032, 110843488, 111409016, 194965778, 222818032, 389931556, 445636064, 682380223, 779863112, 1364760446, 1559726224, 2729520892, 3119452448, 5459041784, 10918083568, 21836167136]

約数ペア:

[(1, 21836167136), (2, 10918083568), (4, 5459041784), (7, 3119452448), (8, 2729520892), (14, 1559726224), (16, 1364760446), (28, 779863112), (32, 682380223), (49, 445636064), (56, 389931556), (98, 222818032), (112, 194965778), (196, 111409016), (197, 110843488), (223, 97920032), (224, 97482889), (317, 68883808), (392, 55704508), (394, 55421744), (446, 48960016), (634, 34441904), (784, 27852254), (788, 27710872), (892, 24480008), (1268, 17220952), (1379, 15834784), (1561, 13988576), (1568, 13926127), (1576, 13855436), (1784, 12240004), (2219, 9840544), (2536, 8610476), (2758, 7917392), (3122, 6994288), (3152, 6927718), (3568, 6120002), (4438, 4920272), (5072, 4305238), (5516, 3958696), (6244, 3497144), (6304, 3463859), (7136, 3060001), (8876, 2460136), (9653, 2262112), (10144, 2152619), (10927, 1998368), (11032, 1979348), (12488, 1748572), (15533, 1405792), (17752, 1230068), (19306, 1131056), (21854, 999184), (22064, 989674), (24976, 874286), (31066, 702896), (35504, 615034), (38612, 565528), (43708, 499592), (43931, 497056), (44128, 494837), (49952, 437143), (62132, 351448), (62449, 349664), (70691, 308896), (71008, 307517), (77224, 282764), (87416, 249796), (87862, 248528), (124264, 175724), (124898, 174832), (141382, 154448)]