21134501421

素因数分解:

$3^1\times {\mathrm{11}}^2\times {\mathrm{47}}^1\times {\mathrm{1238761}}^1$

素因数の和:1238833

約数の個数: 24

約数和(自身を含む): 31633026432

約数和(自身を除く): 10498525011

約数列:

[1, 3, 11, 33, 47, 121, 141, 363, 517, 1551, 5687, 17061, 1238761, 3716283, 13626371, 40879113, 58221767, 149890081, 174665301, 449670243, 640439437, 1921318311, 7044833807, 21134501421]

約数ペア:

[(1, 21134501421), (3, 7044833807), (11, 1921318311), (33, 640439437), (47, 449670243), (121, 174665301), (141, 149890081), (363, 58221767), (517, 40879113), (1551, 13626371), (5687, 3716283), (17061, 1238761)]