21469569

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{11027}}^1$

素因数の和:11100

約数の個数: 16

約数和(自身を含む): 31760640

約数和(自身を除く): 10291071

約数列:

[1, 3, 11, 33, 59, 177, 649, 1947, 11027, 33081, 121297, 363891, 650593, 1951779, 7156523, 21469569]

約数ペア:

[(1, 21469569), (3, 7156523), (11, 1951779), (33, 650593), (59, 363891), (177, 121297), (649, 33081), (1947, 11027)]