21160346

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{211}}^1\times {\mathrm{1223}}^1$

素因数の和:1477

約数の個数: 16

約数和(自身を含む): 32695488

約数和(自身を除く): 11535142

約数列:

[1, 2, 41, 82, 211, 422, 1223, 2446, 8651, 17302, 50143, 100286, 258053, 516106, 10580173, 21160346]

約数ペア:

[(1, 21160346), (2, 10580173), (41, 516106), (82, 258053), (211, 100286), (422, 50143), (1223, 17302), (2446, 8651)]