21648784

素因数分解:

$2^4\times {\mathrm{353}}^1\times {\mathrm{3833}}^1$

素因数の和:4194

約数の個数: 20

約数和(自身を含む): 42074316

約数和(自身を除く): 20425532

約数列:

[1, 2, 4, 8, 16, 353, 706, 1412, 2824, 3833, 5648, 7666, 15332, 30664, 61328, 1353049, 2706098, 5412196, 10824392, 21648784]

約数ペア:

[(1, 21648784), (2, 10824392), (4, 5412196), (8, 2706098), (16, 1353049), (353, 61328), (706, 30664), (1412, 15332), (2824, 7666), (3833, 5648)]