21131136

素因数分解:

$2^7\times 3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{83}}^1$

素因数の和:133

約数の個数: 192

約数和(自身を含む): 70171920

約数和(自身を除く): 49040784

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 17, 18, 24, 26, 32, 34, 36, 39, 48, 51, 52, 64, 68, 72, 78, 83, 96, 102, 104, 117, 128, 136, 144, 153, 156, 166, 192, 204, 208, 221, 234, 249, 272, 288, 306, 312, 332, 384, 408, 416, 442, 468, 498, 544, 576, 612, 624, 663, 664, 747, 816, 832, 884, 936, 996, 1079, 1088, 1152, 1224, 1248, 1326, 1328, 1411, 1494, 1632, 1664, 1768, 1872, 1989, 1992, 2158, 2176, 2448, 2496, 2652, 2656, 2822, 2988, 3237, 3264, 3536, 3744, 3978, 3984, 4233, 4316, 4896, 4992, 5304, 5312, 5644, 5976, 6474, 6528, 7072, 7488, 7956, 7968, 8466, 8632, 9711, 9792, 10608, 10624, 11288, 11952, 12699, 12948, 14144, 14976, 15912, 15936, 16932, 17264, 18343, 19422, 19584, 21216, 22576, 23904, 25398, 25896, 28288, 31824, 31872, 33864, 34528, 36686, 38844, 42432, 45152, 47808, 50796, 51792, 55029, 63648, 67728, 69056, 73372, 77688, 84864, 90304, 95616, 101592, 103584, 110058, 127296, 135456, 138112, 146744, 155376, 165087, 180608, 203184, 207168, 220116, 254592, 270912, 293488, 310752, 330174, 406368, 414336, 440232, 541824, 586976, 621504, 660348, 812736, 880464, 1173952, 1243008, 1320696, 1625472, 1760928, 2347904, 2641392, 3521856, 5282784, 7043712, 10565568, 21131136]

約数ペア:

[(1, 21131136), (2, 10565568), (3, 7043712), (4, 5282784), (6, 3521856), (8, 2641392), (9, 2347904), (12, 1760928), (13, 1625472), (16, 1320696), (17, 1243008), (18, 1173952), (24, 880464), (26, 812736), (32, 660348), (34, 621504), (36, 586976), (39, 541824), (48, 440232), (51, 414336), (52, 406368), (64, 330174), (68, 310752), (72, 293488), (78, 270912), (83, 254592), (96, 220116), (102, 207168), (104, 203184), (117, 180608), (128, 165087), (136, 155376), (144, 146744), (153, 138112), (156, 135456), (166, 127296), (192, 110058), (204, 103584), (208, 101592), (221, 95616), (234, 90304), (249, 84864), (272, 77688), (288, 73372), (306, 69056), (312, 67728), (332, 63648), (384, 55029), (408, 51792), (416, 50796), (442, 47808), (468, 45152), (498, 42432), (544, 38844), (576, 36686), (612, 34528), (624, 33864), (663, 31872), (664, 31824), (747, 28288), (816, 25896), (832, 25398), (884, 23904), (936, 22576), (996, 21216), (1079, 19584), (1088, 19422), (1152, 18343), (1224, 17264), (1248, 16932), (1326, 15936), (1328, 15912), (1411, 14976), (1494, 14144), (1632, 12948), (1664, 12699), (1768, 11952), (1872, 11288), (1989, 10624), (1992, 10608), (2158, 9792), (2176, 9711), (2448, 8632), (2496, 8466), (2652, 7968), (2656, 7956), (2822, 7488), (2988, 7072), (3237, 6528), (3264, 6474), (3536, 5976), (3744, 5644), (3978, 5312), (3984, 5304), (4233, 4992), (4316, 4896)]