21845106

素因数分解:

$2^1\times 3^3\times {\mathrm{404539}}^1$

素因数の和:404550

約数の個数: 16

約数和(自身を含む): 48544800

約数和(自身を除く): 26699694

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 404539, 809078, 1213617, 2427234, 3640851, 7281702, 10922553, 21845106]

約数ペア:

[(1, 21845106), (2, 10922553), (3, 7281702), (6, 3640851), (9, 2427234), (18, 1213617), (27, 809078), (54, 404539)]