20996169

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{3463}}^1$

素因数の和:3556

約数の個数: 16

約数和(自身を含む): 29263872

約数和(自身を除く): 8267703

約数列:

[1, 3, 43, 47, 129, 141, 2021, 3463, 6063, 10389, 148909, 162761, 446727, 488283, 6998723, 20996169]

約数ペア:

[(1, 20996169), (3, 6998723), (43, 488283), (47, 446727), (129, 162761), (141, 148909), (2021, 10389), (3463, 6063)]