21147654

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^2\times {\mathrm{29129}}^1$

素因数の和:29156

約数の個数: 24

約数和(自身を含む): 46491480

約数和(自身を除く): 25343826

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 121, 242, 363, 726, 29129, 58258, 87387, 174774, 320419, 640838, 961257, 1922514, 3524609, 7049218, 10573827, 21147654]

約数ペア:

[(1, 21147654), (2, 10573827), (3, 7049218), (6, 3524609), (11, 1922514), (22, 961257), (33, 640838), (66, 320419), (121, 174774), (242, 87387), (363, 58258), (726, 29129)]