21896446

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{76561}}^1$

素因数の和:76587

約数の個数: 16

約数和(自身を含む): 38587248

約数和(自身を除く): 16690802

約数列:

[1, 2, 11, 13, 22, 26, 143, 286, 76561, 153122, 842171, 995293, 1684342, 1990586, 10948223, 21896446]

約数ペア:

[(1, 21896446), (2, 10948223), (11, 1990586), (13, 1684342), (22, 995293), (26, 842171), (143, 153122), (286, 76561)]