2191382907

素因数分解:

$3^1\times 7^1\times {\mathrm{1451}}^1\times {\mathrm{71917}}^1$

素因数の和:73378

約数の個数: 16

約数和(自身を含む): 3341597952

約数和(自身を除く): 1150215045

約数列:

[1, 3, 7, 21, 1451, 4353, 10157, 30471, 71917, 215751, 503419, 1510257, 104351567, 313054701, 730460969, 2191382907]

約数ペア:

[(1, 2191382907), (3, 730460969), (7, 313054701), (21, 104351567), (1451, 1510257), (4353, 503419), (10157, 215751), (30471, 71917)]