21513812406

素因数分解:

$2^1\times 3^1\times {\mathrm{8387}}^1\times {\mathrm{427523}}^1$

素因数の和:435915

約数の個数: 16

約数和(自身を含む): 43032855744

約数和(自身を除く): 21519043338

約数列:

[1, 2, 3, 6, 8387, 16774, 25161, 50322, 427523, 855046, 1282569, 2565138, 3585635401, 7171270802, 10756906203, 21513812406]

約数ペア:

[(1, 21513812406), (2, 10756906203), (3, 7171270802), (6, 3585635401), (8387, 2565138), (16774, 1282569), (25161, 855046), (50322, 427523)]