21597888

素因数分解:

$2^6\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{509}}^1$

素因数の和:554

約数の個数: 112

約数和(自身を含む): 65288160

約数和(自身を除く): 43690272

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 17, 24, 26, 32, 34, 39, 48, 51, 52, 64, 68, 78, 96, 102, 104, 136, 156, 192, 204, 208, 221, 272, 312, 408, 416, 442, 509, 544, 624, 663, 816, 832, 884, 1018, 1088, 1248, 1326, 1527, 1632, 1768, 2036, 2496, 2652, 3054, 3264, 3536, 4072, 5304, 6108, 6617, 7072, 8144, 8653, 10608, 12216, 13234, 14144, 16288, 17306, 19851, 21216, 24432, 25959, 26468, 32576, 34612, 39702, 42432, 48864, 51918, 52936, 69224, 79404, 97728, 103836, 105872, 112489, 138448, 158808, 207672, 211744, 224978, 276896, 317616, 337467, 415344, 423488, 449956, 553792, 635232, 674934, 830688, 899912, 1270464, 1349868, 1661376, 1799824, 2699736, 3599648, 5399472, 7199296, 10798944, 21597888]

約数ペア:

[(1, 21597888), (2, 10798944), (3, 7199296), (4, 5399472), (6, 3599648), (8, 2699736), (12, 1799824), (13, 1661376), (16, 1349868), (17, 1270464), (24, 899912), (26, 830688), (32, 674934), (34, 635232), (39, 553792), (48, 449956), (51, 423488), (52, 415344), (64, 337467), (68, 317616), (78, 276896), (96, 224978), (102, 211744), (104, 207672), (136, 158808), (156, 138448), (192, 112489), (204, 105872), (208, 103836), (221, 97728), (272, 79404), (312, 69224), (408, 52936), (416, 51918), (442, 48864), (509, 42432), (544, 39702), (624, 34612), (663, 32576), (816, 26468), (832, 25959), (884, 24432), (1018, 21216), (1088, 19851), (1248, 17306), (1326, 16288), (1527, 14144), (1632, 13234), (1768, 12216), (2036, 10608), (2496, 8653), (2652, 8144), (3054, 7072), (3264, 6617), (3536, 6108), (4072, 5304)]