21354166

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{103}}^1\times {\mathrm{4507}}^1$

素因数の和:4635

約数の個数: 16

約数和(自身を含む): 33755904

約数和(自身を除く): 12401738

約数列:

[1, 2, 23, 46, 103, 206, 2369, 4507, 4738, 9014, 103661, 207322, 464221, 928442, 10677083, 21354166]

約数ペア:

[(1, 21354166), (2, 10677083), (23, 928442), (46, 464221), (103, 207322), (206, 103661), (2369, 9014), (4507, 4738)]