21964209

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{6317}}^1$

素因数の和:6400

約数の個数: 16

約数和(自身を含む): 31337280

約数和(自身を除く): 9373071

約数列:

[1, 3, 19, 57, 61, 183, 1159, 3477, 6317, 18951, 120023, 360069, 385337, 1156011, 7321403, 21964209]

約数ペア:

[(1, 21964209), (3, 7321403), (19, 1156011), (57, 385337), (61, 360069), (183, 120023), (1159, 18951), (3477, 6317)]