21412906

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{223}}^1\times {\mathrm{1171}}^1$

素因数の和:1437

約数の個数: 16

約数和(自身を含む): 33078528

約数和(自身を除く): 11665622

約数列:

[1, 2, 41, 82, 223, 446, 1171, 2342, 9143, 18286, 48011, 96022, 261133, 522266, 10706453, 21412906]

約数ペア:

[(1, 21412906), (2, 10706453), (41, 522266), (82, 261133), (223, 96022), (446, 48011), (1171, 18286), (2342, 9143)]