21065854678

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{702523}}^1$

素因数の和:702612

約数の個数: 32

約数和(自身を含む): 36418844160

約数和(自身を除く): 15352989482

約数列:

[1, 2, 11, 22, 29, 47, 58, 94, 319, 517, 638, 1034, 1363, 2726, 14993, 29986, 702523, 1405046, 7727753, 15455506, 20373167, 33018581, 40746334, 66037162, 224104837, 363204391, 448209674, 726408782, 957538849, 1915077698, 10532927339, 21065854678]

約数ペア:

[(1, 21065854678), (2, 10532927339), (11, 1915077698), (22, 957538849), (29, 726408782), (47, 448209674), (58, 363204391), (94, 224104837), (319, 66037162), (517, 40746334), (638, 33018581), (1034, 20373167), (1363, 15455506), (2726, 7727753), (14993, 1405046), (29986, 702523)]