20941971

素因数分解:

$3^1\times {\mathrm{19}}^2\times {\mathrm{61}}^1\times {\mathrm{317}}^1$

素因数の和:419

約数の個数: 24

約数和(自身を含む): 30047184

約数和(自身を除く): 9105213

約数列:

[1, 3, 19, 57, 61, 183, 317, 361, 951, 1083, 1159, 3477, 6023, 18069, 19337, 22021, 58011, 66063, 114437, 343311, 367403, 1102209, 6980657, 20941971]

約数ペア:

[(1, 20941971), (3, 6980657), (19, 1102209), (57, 367403), (61, 343311), (183, 114437), (317, 66063), (361, 58011), (951, 22021), (1083, 19337), (1159, 18069), (3477, 6023)]