221210

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{2011}}^1$

素因数の和:2029

約数の個数: 16

約数和(自身を含む): 434592

約数和(自身を除く): 213382

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 2011, 4022, 10055, 20110, 22121, 44242, 110605, 221210]

約数ペア:

[(1, 221210), (2, 110605), (5, 44242), (10, 22121), (11, 20110), (22, 10055), (55, 4022), (110, 2011)]