21351286

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{57089}}^1$

素因数の和:57119

約数の個数: 16

約数和(自身を含む): 36994320

約数和(自身を除く): 15643034

約数列:

[1, 2, 11, 17, 22, 34, 187, 374, 57089, 114178, 627979, 970513, 1255958, 1941026, 10675643, 21351286]

約数ペア:

[(1, 21351286), (2, 10675643), (11, 1941026), (17, 1255958), (22, 970513), (34, 627979), (187, 114178), (374, 57089)]