2721161.00000000

素因数分解:

$3^4\times {\mathrm{53}}^1\times {\mathrm{10181}}^1$

素因数の和:10246

約数の個数: 20

約数和(自身を含む): 66529188

約数和(自身を除く): 22822155

約数列:

[1, 3, 9, 27, 53, 81, 159, 477, 1431, 4293, 10181, 30543, 91629, 274887, 539593, 824661, 1618779, 4856337, 14569011, 43707033]

約数ペア:

[(1, 43707033), (3, 14569011), (9, 4856337), (27, 1618779), (53, 824661), (81, 539593), (159, 274887), (477, 91629), (1431, 30543), (4293, 10181)]