21414701

素因数分解:

$7^1\times {\mathrm{11}}^2\times {\mathrm{131}}^1\times {\mathrm{193}}^1$

素因数の和:353

約数の個数: 24

約数和(自身を含む): 27246912

約数和(自身を除く): 5832211

約数列:

[1, 7, 11, 77, 121, 131, 193, 847, 917, 1351, 1441, 2123, 10087, 14861, 15851, 23353, 25283, 110957, 163471, 176981, 278113, 1946791, 3059243, 21414701]

約数ペア:

[(1, 21414701), (7, 3059243), (11, 1946791), (77, 278113), (121, 176981), (131, 163471), (193, 110957), (847, 25283), (917, 23353), (1351, 15851), (1441, 14861), (2123, 10087)]