21364672

素因数分解:

$2^6\times 7^1\times {\mathrm{103}}^1\times {\mathrm{463}}^1$

素因数の和:585

約数の個数: 56

約数和(自身を含む): 49028096

約数和(自身を除く): 27663424

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 103, 112, 206, 224, 412, 448, 463, 721, 824, 926, 1442, 1648, 1852, 2884, 3241, 3296, 3704, 5768, 6482, 6592, 7408, 11536, 12964, 14816, 23072, 25928, 29632, 46144, 47689, 51856, 95378, 103712, 190756, 207424, 333823, 381512, 667646, 763024, 1335292, 1526048, 2670584, 3052096, 5341168, 10682336, 21364672]

約数ペア:

[(1, 21364672), (2, 10682336), (4, 5341168), (7, 3052096), (8, 2670584), (14, 1526048), (16, 1335292), (28, 763024), (32, 667646), (56, 381512), (64, 333823), (103, 207424), (112, 190756), (206, 103712), (224, 95378), (412, 51856), (448, 47689), (463, 46144), (721, 29632), (824, 25928), (926, 23072), (1442, 14816), (1648, 12964), (1852, 11536), (2884, 7408), (3241, 6592), (3296, 6482), (3704, 5768)]