21140504

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{34319}}^1$

素因数の和:34343

約数の個数: 32

約数和(自身を含む): 49420800

約数和(自身を除く): 28280296

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 44, 56, 77, 88, 154, 308, 616, 34319, 68638, 137276, 240233, 274552, 377509, 480466, 755018, 960932, 1510036, 1921864, 2642563, 3020072, 5285126, 10570252, 21140504]

約数ペア:

[(1, 21140504), (2, 10570252), (4, 5285126), (7, 3020072), (8, 2642563), (11, 1921864), (14, 1510036), (22, 960932), (28, 755018), (44, 480466), (56, 377509), (77, 274552), (88, 240233), (154, 137276), (308, 68638), (616, 34319)]