21088144

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17117}}^1$

素因数の和:17143

約数の個数: 40

約数和(自身を含む): 50943168

約数和(自身を除く): 29855024

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 44, 56, 77, 88, 112, 154, 176, 308, 616, 1232, 17117, 34234, 68468, 119819, 136936, 188287, 239638, 273872, 376574, 479276, 753148, 958552, 1318009, 1506296, 1917104, 2636018, 3012592, 5272036, 10544072, 21088144]

約数ペア:

[(1, 21088144), (2, 10544072), (4, 5272036), (7, 3012592), (8, 2636018), (11, 1917104), (14, 1506296), (16, 1318009), (22, 958552), (28, 753148), (44, 479276), (56, 376574), (77, 273872), (88, 239638), (112, 188287), (154, 136936), (176, 119819), (308, 68468), (616, 34234), (1232, 17117)]