21627878

素因数分解:

$2^1\times {\mathrm{71}}^1\times {\mathrm{223}}^1\times {\mathrm{683}}^1$

素因数の和:979

約数の個数: 16

約数和(自身を含む): 33094656

約数和(自身を除く): 11466778

約数列:

[1, 2, 71, 142, 223, 446, 683, 1366, 15833, 31666, 48493, 96986, 152309, 304618, 10813939, 21627878]

約数ペア:

[(1, 21627878), (2, 10813939), (71, 304618), (142, 152309), (223, 96986), (446, 48493), (683, 31666), (1366, 15833)]