10212110

素因数分解:

$2^1\times 5^1\times {\mathrm{101}}^1\times {\mathrm{10111}}^1$

素因数の和:10219

約数の個数: 16

約数和(自身を含む): 18565632

約数和(自身を除く): 8353522

約数列:

[1, 2, 5, 10, 101, 202, 505, 1010, 10111, 20222, 50555, 101110, 1021211, 2042422, 5106055, 10212110]

約数ペア:

[(1, 10212110), (2, 5106055), (5, 2042422), (10, 1021211), (101, 101110), (202, 50555), (505, 20222), (1010, 10111)]