21984016992

素因数分解:

$2^5\times 3^1\times 7^4\times {\mathrm{127}}^1\times {\mathrm{751}}^1$

素因数の和:919

約数の個数: 240

約数和(自身を含む): 67942490112

約数和(自身を除く): 45958473120

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 49, 56, 84, 96, 98, 112, 127, 147, 168, 196, 224, 254, 294, 336, 343, 381, 392, 508, 588, 672, 686, 751, 762, 784, 889, 1016, 1029, 1176, 1372, 1502, 1524, 1568, 1778, 2032, 2058, 2253, 2352, 2401, 2667, 2744, 3004, 3048, 3556, 4064, 4116, 4506, 4704, 4802, 5257, 5334, 5488, 6008, 6096, 6223, 7112, 7203, 8232, 9012, 9604, 10514, 10668, 10976, 12016, 12192, 12446, 14224, 14406, 15771, 16464, 18024, 18669, 19208, 21028, 21336, 24032, 24892, 28448, 28812, 31542, 32928, 36048, 36799, 37338, 38416, 42056, 42672, 43561, 49784, 57624, 63084, 72096, 73598, 74676, 76832, 84112, 85344, 87122, 95377, 99568, 110397, 115248, 126168, 130683, 147196, 149352, 168224, 174244, 190754, 199136, 220794, 230496, 252336, 257593, 261366, 286131, 294392, 298704, 304927, 348488, 381508, 441588, 504672, 515186, 522732, 572262, 588784, 597408, 609854, 667639, 696976, 763016, 772779, 883176, 914781, 1030372, 1045464, 1144524, 1177568, 1219708, 1335278, 1393952, 1526032, 1545558, 1766352, 1803151, 1829562, 2002917, 2060744, 2090928, 2289048, 2439416, 2670556, 3052064, 3091116, 3532704, 3606302, 3659124, 4005834, 4121488, 4181856, 4578096, 4673473, 4878832, 5341112, 5409453, 6182232, 7212604, 7318248, 8011668, 8242976, 9156192, 9346946, 9757664, 10682224, 10818906, 12364464, 14020419, 14425208, 14636496, 16023336, 18693892, 21364448, 21637812, 24728928, 28040838, 28850416, 29272992, 32046672, 32714311, 37387784, 43275624, 56081676, 57700832, 64093344, 65428622, 74775568, 86551248, 98142933, 112163352, 130857244, 149551136, 173102496, 196285866, 224326704, 229000177, 261714488, 392571732, 448653408, 458000354, 523428976, 687000531, 785143464, 916000708, 1046857952, 1374001062, 1570286928, 1832001416, 2748002124, 3140573856, 3664002832, 5496004248, 7328005664, 10992008496, 21984016992]

約数ペア:

[(1, 21984016992), (2, 10992008496), (3, 7328005664), (4, 5496004248), (6, 3664002832), (7, 3140573856), (8, 2748002124), (12, 1832001416), (14, 1570286928), (16, 1374001062), (21, 1046857952), (24, 916000708), (28, 785143464), (32, 687000531), (42, 523428976), (48, 458000354), (49, 448653408), (56, 392571732), (84, 261714488), (96, 229000177), (98, 224326704), (112, 196285866), (127, 173102496), (147, 149551136), (168, 130857244), (196, 112163352), (224, 98142933), (254, 86551248), (294, 74775568), (336, 65428622), (343, 64093344), (381, 57700832), (392, 56081676), (508, 43275624), (588, 37387784), (672, 32714311), (686, 32046672), (751, 29272992), (762, 28850416), (784, 28040838), (889, 24728928), (1016, 21637812), (1029, 21364448), (1176, 18693892), (1372, 16023336), (1502, 14636496), (1524, 14425208), (1568, 14020419), (1778, 12364464), (2032, 10818906), (2058, 10682224), (2253, 9757664), (2352, 9346946), (2401, 9156192), (2667, 8242976), (2744, 8011668), (3004, 7318248), (3048, 7212604), (3556, 6182232), (4064, 5409453), (4116, 5341112), (4506, 4878832), (4704, 4673473), (4802, 4578096), (5257, 4181856), (5334, 4121488), (5488, 4005834), (6008, 3659124), (6096, 3606302), (6223, 3532704), (7112, 3091116), (7203, 3052064), (8232, 2670556), (9012, 2439416), (9604, 2289048), (10514, 2090928), (10668, 2060744), (10976, 2002917), (12016, 1829562), (12192, 1803151), (12446, 1766352), (14224, 1545558), (14406, 1526032), (15771, 1393952), (16464, 1335278), (18024, 1219708), (18669, 1177568), (19208, 1144524), (21028, 1045464), (21336, 1030372), (24032, 914781), (24892, 883176), (28448, 772779), (28812, 763016), (31542, 696976), (32928, 667639), (36048, 609854), (36799, 597408), (37338, 588784), (38416, 572262), (42056, 522732), (42672, 515186), (43561, 504672), (49784, 441588), (57624, 381508), (63084, 348488), (72096, 304927), (73598, 298704), (74676, 294392), (76832, 286131), (84112, 261366), (85344, 257593), (87122, 252336), (95377, 230496), (99568, 220794), (110397, 199136), (115248, 190754), (126168, 174244), (130683, 168224), (147196, 149352)]