21882784

素因数分解:

$2^5\times 7^1\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{107}}^1$

素因数の和:218

約数の個数: 96

約数和(自身を含む): 54867456

約数和(自身を除く): 32984672

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 32, 44, 56, 77, 83, 88, 107, 112, 154, 166, 176, 214, 224, 308, 332, 352, 428, 581, 616, 664, 749, 856, 913, 1162, 1177, 1232, 1328, 1498, 1712, 1826, 2324, 2354, 2464, 2656, 2996, 3424, 3652, 4648, 4708, 5992, 6391, 7304, 8239, 8881, 9296, 9416, 11984, 12782, 14608, 16478, 17762, 18592, 18832, 23968, 25564, 29216, 32956, 35524, 37664, 51128, 62167, 65912, 71048, 97691, 102256, 124334, 131824, 142096, 195382, 204512, 248668, 263648, 284192, 390764, 497336, 683837, 781528, 994672, 1367674, 1563056, 1989344, 2735348, 3126112, 5470696, 10941392, 21882784]

約数ペア:

[(1, 21882784), (2, 10941392), (4, 5470696), (7, 3126112), (8, 2735348), (11, 1989344), (14, 1563056), (16, 1367674), (22, 994672), (28, 781528), (32, 683837), (44, 497336), (56, 390764), (77, 284192), (83, 263648), (88, 248668), (107, 204512), (112, 195382), (154, 142096), (166, 131824), (176, 124334), (214, 102256), (224, 97691), (308, 71048), (332, 65912), (352, 62167), (428, 51128), (581, 37664), (616, 35524), (664, 32956), (749, 29216), (856, 25564), (913, 23968), (1162, 18832), (1177, 18592), (1232, 17762), (1328, 16478), (1498, 14608), (1712, 12782), (1826, 11984), (2324, 9416), (2354, 9296), (2464, 8881), (2656, 8239), (2996, 7304), (3424, 6391), (3652, 5992), (4648, 4708)]