21253434

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{208367}}^1$

素因数の和:208389

約数の個数: 16

約数和(自身を含む): 45007488

約数和(自身を除く): 23754054

約数列:

[1, 2, 3, 6, 17, 34, 51, 102, 208367, 416734, 625101, 1250202, 3542239, 7084478, 10626717, 21253434]

約数ペア:

[(1, 21253434), (2, 10626717), (3, 7084478), (6, 3542239), (17, 1250202), (34, 625101), (51, 416734), (102, 208367)]