21092912139

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{41603377}}^1$

素因数の和:41603406

約数の個数: 12

約数和(自身を含む): 30453672696

約数和(自身を除く): 9360760557

約数列:

[1, 3, 13, 39, 169, 507, 41603377, 124810131, 540843901, 1622531703, 7030970713, 21092912139]

約数ペア:

[(1, 21092912139), (3, 7030970713), (13, 1622531703), (39, 540843901), (169, 124810131), (507, 41603377)]