21427791

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{92761}}^1$

素因数の和:92782

約数の個数: 16

約数和(自身を含む): 35620608

約数和(自身を除く): 14192817

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 92761, 278283, 649327, 1020371, 1947981, 3061113, 7142597, 21427791]

約数ペア:

[(1, 21427791), (3, 7142597), (7, 3061113), (11, 1947981), (21, 1020371), (33, 649327), (77, 278283), (231, 92761)]