21101422

素因数分解:

$2^1\times {\mathrm{83}}^1\times {\mathrm{317}}^1\times {\mathrm{401}}^1$

素因数の和:803

約数の個数: 16

約数和(自身を含む): 32214672

約数和(自身を除く): 11113250

約数列:

[1, 2, 83, 166, 317, 401, 634, 802, 26311, 33283, 52622, 66566, 127117, 254234, 10550711, 21101422]

約数ペア:

[(1, 21101422), (2, 10550711), (83, 254234), (166, 127117), (317, 66566), (401, 52622), (634, 33283), (802, 26311)]