21693437571

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{32720117}}^1$

素因数の和:32720150

約数の個数: 16

約数和(自身を含む): 32981878944

約数和(自身を除く): 11288441373

約数列:

[1, 3, 13, 17, 39, 51, 221, 663, 32720117, 98160351, 425361521, 556241989, 1276084563, 1668725967, 7231145857, 21693437571]

約数ペア:

[(1, 21693437571), (3, 7231145857), (13, 1668725967), (17, 1276084563), (39, 556241989), (51, 425361521), (221, 98160351), (663, 32720117)]