21485120046

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{3221}}^1\times {\mathrm{85517}}^1$

素因数の和:88756

約数の個数: 32

約数和(自身を含む): 46290551328

約数和(自身を除く): 24805431282

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 3221, 6442, 9663, 19326, 41873, 83746, 85517, 125619, 171034, 251238, 256551, 513102, 1111721, 2223442, 3335163, 6670326, 275450257, 550900514, 826350771, 1652701542, 3580853341, 7161706682, 10742560023, 21485120046]

約数ペア:

[(1, 21485120046), (2, 10742560023), (3, 7161706682), (6, 3580853341), (13, 1652701542), (26, 826350771), (39, 550900514), (78, 275450257), (3221, 6670326), (6442, 3335163), (9663, 2223442), (19326, 1111721), (41873, 513102), (83746, 256551), (85517, 251238), (125619, 171034)]