21185226

素因数分解:

$2^1\times 3^5\times {\mathrm{43591}}^1$

素因数の和:43608

約数の個数: 24

約数和(自身を含む): 47602464

約数和(自身を除く): 26417238

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 243, 486, 43591, 87182, 130773, 261546, 392319, 784638, 1176957, 2353914, 3530871, 7061742, 10592613, 21185226]

約数ペア:

[(1, 21185226), (2, 10592613), (3, 7061742), (6, 3530871), (9, 2353914), (18, 1176957), (27, 784638), (54, 392319), (81, 261546), (162, 130773), (243, 87182), (486, 43591)]