21514794

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{5281}}^1$

素因数の和:5390

約数の個数: 32

約数和(自身を含む): 49693056

約数和(自身を除く): 28178262

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 97, 194, 291, 582, 679, 1358, 2037, 4074, 5281, 10562, 15843, 31686, 36967, 73934, 110901, 221802, 512257, 1024514, 1536771, 3073542, 3585799, 7171598, 10757397, 21514794]

約数ペア:

[(1, 21514794), (2, 10757397), (3, 7171598), (6, 3585799), (7, 3073542), (14, 1536771), (21, 1024514), (42, 512257), (97, 221802), (194, 110901), (291, 73934), (582, 36967), (679, 31686), (1358, 15843), (2037, 10562), (4074, 5281)]