21790696833

素因数分解:

$3^2\times {\mathrm{71}}^1\times {\mathrm{34101247}}^1$

素因数の和:34101324

約数の個数: 12

約数和(自身を含む): 31918768128

約数和(自身を除く): 10128071295

約数列:

[1, 3, 9, 71, 213, 639, 34101247, 102303741, 306911223, 2421188537, 7263565611, 21790696833]

約数ペア:

[(1, 21790696833), (3, 7263565611), (9, 2421188537), (71, 306911223), (213, 102303741), (639, 34101247)]