21041664

素因数分解:

$2^9\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1$

素因数の和:150

約数の個数: 160

約数和(自身を含む): 68090880

約数和(自身を除く): 47049216

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 19, 21, 24, 28, 32, 38, 42, 48, 56, 57, 64, 76, 84, 96, 103, 112, 114, 128, 133, 152, 168, 192, 206, 224, 228, 256, 266, 304, 309, 336, 384, 399, 412, 448, 456, 512, 532, 608, 618, 672, 721, 768, 798, 824, 896, 912, 1064, 1216, 1236, 1344, 1442, 1536, 1596, 1648, 1792, 1824, 1957, 2128, 2163, 2432, 2472, 2688, 2884, 3192, 3296, 3584, 3648, 3914, 4256, 4326, 4864, 4944, 5376, 5768, 5871, 6384, 6592, 7296, 7828, 8512, 8652, 9728, 9888, 10752, 11536, 11742, 12768, 13184, 13699, 14592, 15656, 17024, 17304, 19776, 23072, 23484, 25536, 26368, 27398, 29184, 31312, 34048, 34608, 39552, 41097, 46144, 46968, 51072, 52736, 54796, 62624, 68096, 69216, 79104, 82194, 92288, 93936, 102144, 109592, 125248, 138432, 158208, 164388, 184576, 187872, 204288, 219184, 250496, 276864, 328776, 369152, 375744, 438368, 500992, 553728, 657552, 751488, 876736, 1001984, 1107456, 1315104, 1502976, 1753472, 2630208, 3005952, 3506944, 5260416, 7013888, 10520832, 21041664]

約数ペア:

[(1, 21041664), (2, 10520832), (3, 7013888), (4, 5260416), (6, 3506944), (7, 3005952), (8, 2630208), (12, 1753472), (14, 1502976), (16, 1315104), (19, 1107456), (21, 1001984), (24, 876736), (28, 751488), (32, 657552), (38, 553728), (42, 500992), (48, 438368), (56, 375744), (57, 369152), (64, 328776), (76, 276864), (84, 250496), (96, 219184), (103, 204288), (112, 187872), (114, 184576), (128, 164388), (133, 158208), (152, 138432), (168, 125248), (192, 109592), (206, 102144), (224, 93936), (228, 92288), (256, 82194), (266, 79104), (304, 69216), (309, 68096), (336, 62624), (384, 54796), (399, 52736), (412, 51072), (448, 46968), (456, 46144), (512, 41097), (532, 39552), (608, 34608), (618, 34048), (672, 31312), (721, 29184), (768, 27398), (798, 26368), (824, 25536), (896, 23484), (912, 23072), (1064, 19776), (1216, 17304), (1236, 17024), (1344, 15656), (1442, 14592), (1536, 13699), (1596, 13184), (1648, 12768), (1792, 11742), (1824, 11536), (1957, 10752), (2128, 9888), (2163, 9728), (2432, 8652), (2472, 8512), (2688, 7828), (2884, 7296), (3192, 6592), (3296, 6384), (3584, 5871), (3648, 5768), (3914, 5376), (4256, 4944), (4326, 4864)]