2016989919

素因数分解:

$3^2\times 7^1\times {\mathrm{2287}}^1\times {\mathrm{13999}}^1$

素因数の和:16299

約数の個数: 24

約数和(自身を含む): 3331328000

約数和(自身を除く): 1314338081

約数列:

[1, 3, 7, 9, 21, 63, 2287, 6861, 13999, 16009, 20583, 41997, 48027, 97993, 125991, 144081, 293979, 881937, 32015713, 96047139, 224109991, 288141417, 672329973, 2016989919]

約数ペア:

[(1, 2016989919), (3, 672329973), (7, 288141417), (9, 224109991), (21, 96047139), (63, 32015713), (2287, 881937), (6861, 293979), (13999, 144081), (16009, 125991), (20583, 97993), (41997, 48027)]