21583155

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{130807}}^1$

素因数の和:130826

約数の個数: 16

約数和(自身を含む): 37672704

約数和(自身を除く): 16089549

約数列:

[1, 3, 5, 11, 15, 33, 55, 165, 130807, 392421, 654035, 1438877, 1962105, 4316631, 7194385, 21583155]

約数ペア:

[(1, 21583155), (3, 7194385), (5, 4316631), (11, 1962105), (15, 1438877), (33, 654035), (55, 392421), (165, 130807)]