21432572

素因数分解:

$2^2\times 7^1\times {\mathrm{181}}^1\times {\mathrm{4229}}^1$

素因数の和:4421

約数の個数: 24

約数和(自身を含む): 43112160

約数和(自身を除く): 21679588

約数列:

[1, 2, 4, 7, 14, 28, 181, 362, 724, 1267, 2534, 4229, 5068, 8458, 16916, 29603, 59206, 118412, 765449, 1530898, 3061796, 5358143, 10716286, 21432572]

約数ペア:

[(1, 21432572), (2, 10716286), (4, 5358143), (7, 3061796), (14, 1530898), (28, 765449), (181, 118412), (362, 59206), (724, 29603), (1267, 16916), (2534, 8458), (4229, 5068)]