21853568

素因数分解:

$2^7\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{83}}^1$

素因数の和:136

約数の個数: 96

約数和(自身を含む): 51279480

約数和(自身を除く): 29425912

約数列:

[1, 2, 4, 8, 11, 16, 17, 22, 32, 34, 44, 64, 68, 83, 88, 121, 128, 136, 166, 176, 187, 242, 272, 332, 352, 374, 484, 544, 664, 704, 748, 913, 968, 1088, 1328, 1408, 1411, 1496, 1826, 1936, 2057, 2176, 2656, 2822, 2992, 3652, 3872, 4114, 5312, 5644, 5984, 7304, 7744, 8228, 10043, 10624, 11288, 11968, 14608, 15488, 15521, 16456, 20086, 22576, 23936, 29216, 31042, 32912, 40172, 45152, 58432, 62084, 65824, 80344, 90304, 116864, 124168, 131648, 160688, 170731, 180608, 248336, 263296, 321376, 341462, 496672, 642752, 682924, 993344, 1285504, 1365848, 1986688, 2731696, 5463392, 10926784, 21853568]

約数ペア:

[(1, 21853568), (2, 10926784), (4, 5463392), (8, 2731696), (11, 1986688), (16, 1365848), (17, 1285504), (22, 993344), (32, 682924), (34, 642752), (44, 496672), (64, 341462), (68, 321376), (83, 263296), (88, 248336), (121, 180608), (128, 170731), (136, 160688), (166, 131648), (176, 124168), (187, 116864), (242, 90304), (272, 80344), (332, 65824), (352, 62084), (374, 58432), (484, 45152), (544, 40172), (664, 32912), (704, 31042), (748, 29216), (913, 23936), (968, 22576), (1088, 20086), (1328, 16456), (1408, 15521), (1411, 15488), (1496, 14608), (1826, 11968), (1936, 11288), (2057, 10624), (2176, 10043), (2656, 8228), (2822, 7744), (2992, 7304), (3652, 5984), (3872, 5644), (4114, 5312)]