213477638

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{882139}}^1$

素因数の和:882163

約数の個数: 12

約数和(自身を含む): 351973860

約数和(自身を除く): 138496222

約数列:

[1, 2, 11, 22, 121, 242, 882139, 1764278, 9703529, 19407058, 106738819, 213477638]

約数ペア:

[(1, 213477638), (2, 106738819), (11, 19407058), (22, 9703529), (121, 1764278), (242, 882139)]