21583904

素因数分解:

$2^5\times {\mathrm{47}}^1\times {\mathrm{113}}^1\times {\mathrm{127}}^1$

素因数の和:297

約数の個数: 48

約数和(自身を含む): 44126208

約数和(自身を除く): 22542304

約数列:

[1, 2, 4, 8, 16, 32, 47, 94, 113, 127, 188, 226, 254, 376, 452, 508, 752, 904, 1016, 1504, 1808, 2032, 3616, 4064, 5311, 5969, 10622, 11938, 14351, 21244, 23876, 28702, 42488, 47752, 57404, 84976, 95504, 114808, 169952, 191008, 229616, 459232, 674497, 1348994, 2697988, 5395976, 10791952, 21583904]

約数ペア:

[(1, 21583904), (2, 10791952), (4, 5395976), (8, 2697988), (16, 1348994), (32, 674497), (47, 459232), (94, 229616), (113, 191008), (127, 169952), (188, 114808), (226, 95504), (254, 84976), (376, 57404), (452, 47752), (508, 42488), (752, 28702), (904, 23876), (1016, 21244), (1504, 14351), (1808, 11938), (2032, 10622), (3616, 5969), (4064, 5311)]