21292038417

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{41996131}}^1$

素因数の和:41996160

約数の個数: 12

約数和(自身を含む): 30741168624

約数和(自身を除く): 9449130207

約数列:

[1, 3, 13, 39, 169, 507, 41996131, 125988393, 545949703, 1637849109, 7097346139, 21292038417]

約数ペア:

[(1, 21292038417), (3, 7097346139), (13, 1637849109), (39, 545949703), (169, 125988393), (507, 41996131)]