21425834

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{439}}^1\times {\mathrm{1061}}^1$

素因数の和:1525

約数の個数: 16

約数和(自身を含む): 33644160

約数和(自身を除く): 12218326

約数列:

[1, 2, 23, 46, 439, 878, 1061, 2122, 10097, 20194, 24403, 48806, 465779, 931558, 10712917, 21425834]

約数ペア:

[(1, 21425834), (2, 10712917), (23, 931558), (46, 465779), (439, 48806), (878, 24403), (1061, 20194), (2122, 10097)]