21265202

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{66041}}^1$

素因数の和:66073

約数の個数: 16

約数和(自身を含む): 38040192

約数和(自身を除く): 16774990

約数列:

[1, 2, 7, 14, 23, 46, 161, 322, 66041, 132082, 462287, 924574, 1518943, 3037886, 10632601, 21265202]

約数ペア:

[(1, 21265202), (2, 10632601), (7, 3037886), (14, 1518943), (23, 924574), (46, 462287), (161, 132082), (322, 66041)]