28199446

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{21013}}^1$

素因数の和:21087

約数の個数: 16

約数和(自身を含む): 46903248

約数和(自身を除く): 18703802

約数列:

[1, 2, 11, 22, 61, 122, 671, 1342, 21013, 42026, 231143, 462286, 1281793, 2563586, 14099723, 28199446]

約数ペア:

[(1, 28199446), (2, 14099723), (11, 2563586), (22, 1281793), (61, 462286), (122, 231143), (671, 42026), (1342, 21013)]