21336139

素因数分解:

${\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{1607}}^1$

素因数の和:1706

約数の個数: 16

約数和(自身を含む): 25007616

約数和(自身を除く): 3671477

約数列:

[1, 11, 17, 71, 187, 781, 1207, 1607, 13277, 17677, 27319, 114097, 300509, 1255067, 1939649, 21336139]

約数ペア:

[(1, 21336139), (11, 1939649), (17, 1255067), (71, 300509), (187, 114097), (781, 27319), (1207, 17677), (1607, 13277)]