21887152

素因数分解:

$2^4\times 7^1\times {\mathrm{73}}^1\times {\mathrm{2677}}^1$

素因数の和:2765

約数の個数: 40

約数和(自身を含む): 49146656

約数和(自身を除く): 27259504

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 73, 112, 146, 292, 511, 584, 1022, 1168, 2044, 2677, 4088, 5354, 8176, 10708, 18739, 21416, 37478, 42832, 74956, 149912, 195421, 299824, 390842, 781684, 1367947, 1563368, 2735894, 3126736, 5471788, 10943576, 21887152]

約数ペア:

[(1, 21887152), (2, 10943576), (4, 5471788), (7, 3126736), (8, 2735894), (14, 1563368), (16, 1367947), (28, 781684), (56, 390842), (73, 299824), (112, 195421), (146, 149912), (292, 74956), (511, 42832), (584, 37478), (1022, 21416), (1168, 18739), (2044, 10708), (2677, 8176), (4088, 5354)]