210860811

素因数分解:

$3^2\times 7^1\times {\mathrm{811}}^1\times {\mathrm{4127}}^1$

素因数の和:4951

約数の個数: 24

約数和(自身を含む): 348601344

約数和(自身を除く): 137740533

約数列:

[1, 3, 7, 9, 21, 63, 811, 2433, 4127, 5677, 7299, 12381, 17031, 28889, 37143, 51093, 86667, 260001, 3346997, 10040991, 23428979, 30122973, 70286937, 210860811]

約数ペア:

[(1, 210860811), (3, 70286937), (7, 30122973), (9, 23428979), (21, 10040991), (63, 3346997), (811, 260001), (2433, 86667), (4127, 51093), (5677, 37143), (7299, 28889), (12381, 17031)]