221106670

素因数分解:

$2^1\times 5^1\times {\mathrm{1087}}^1\times {\mathrm{20341}}^1$

素因数の和:21435

約数の個数: 16

約数和(自身を含む): 398377728

約数和(自身を除く): 177271058

約数列:

[1, 2, 5, 10, 1087, 2174, 5435, 10870, 20341, 40682, 101705, 203410, 22110667, 44221334, 110553335, 221106670]

約数ペア:

[(1, 221106670), (2, 110553335), (5, 44221334), (10, 22110667), (1087, 203410), (2174, 101705), (5435, 40682), (10870, 20341)]