16821036211

素因数分解:

$7^1\times {\mathrm{79}}^1\times {\mathrm{139}}^1\times {\mathrm{218833}}^1$

素因数の和:219058

約数の個数: 16

約数和(自身を含む): 19607526400

約数和(自身を除く): 2786490189

約数列:

[1, 7, 79, 139, 553, 973, 10981, 76867, 218833, 1531831, 17287807, 30417787, 121014649, 212924509, 2403005173, 16821036211]

約数ペア:

[(1, 16821036211), (7, 2403005173), (79, 212924509), (139, 121014649), (553, 30417787), (973, 17287807), (10981, 1531831), (76867, 218833)]