21242627

素因数分解:

$7^2\times {\mathrm{19}}^1\times {\mathrm{22817}}^1$

素因数の和:22850

約数の個数: 12

約数和(自身を含む): 26012520

約数和(自身を除く): 4769893

約数列:

[1, 7, 19, 49, 133, 931, 22817, 159719, 433523, 1118033, 3034661, 21242627]

約数ペア:

[(1, 21242627), (7, 3034661), (19, 1118033), (49, 433523), (133, 159719), (931, 22817)]