21410367

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{20929}}^1$

素因数の和:20974

約数の個数: 16

約数和(自身を含む): 32148480

約数和(自身を除く): 10738113

約数列:

[1, 3, 11, 31, 33, 93, 341, 1023, 20929, 62787, 230219, 648799, 690657, 1946397, 7136789, 21410367]

約数ペア:

[(1, 21410367), (3, 7136789), (11, 1946397), (31, 690657), (33, 648799), (93, 230219), (341, 62787), (1023, 20929)]