21463310

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{195121}}^1$

素因数の和:195139

約数の個数: 16

約数和(自身を含む): 42146352

約数和(自身を除く): 20683042

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 195121, 390242, 975605, 1951210, 2146331, 4292662, 10731655, 21463310]

約数ペア:

[(1, 21463310), (2, 10731655), (5, 4292662), (10, 2146331), (11, 1951210), (22, 975605), (55, 390242), (110, 195121)]