21697943907

素因数分解:

$3^1\times {\mathrm{47}}^1\times {\mathrm{3677}}^1\times {\mathrm{41851}}^1$

素因数の和:45578

約数の個数: 16

約数和(自身を含む): 29554877952

約数和(自身を除く): 7856934045

約数列:

[1, 3, 47, 141, 3677, 11031, 41851, 125553, 172819, 518457, 1966997, 5900991, 153886127, 461658381, 7232647969, 21697943907]

約数ペア:

[(1, 21697943907), (3, 7232647969), (47, 461658381), (141, 153886127), (3677, 5900991), (11031, 1966997), (41851, 518457), (125553, 172819)]