21855954

素因数分解:

$2^1\times 3^1\times {\mathrm{43}}^1\times {\mathrm{84713}}^1$

素因数の和:84761

約数の個数: 16

約数和(自身を含む): 44728992

約数和(自身を除く): 22873038

約数列:

[1, 2, 3, 6, 43, 86, 129, 258, 84713, 169426, 254139, 508278, 3642659, 7285318, 10927977, 21855954]

約数ペア:

[(1, 21855954), (2, 10927977), (3, 7285318), (6, 3642659), (43, 508278), (86, 254139), (129, 169426), (258, 84713)]