21551742

素因数分解:

$2^1\times 3^2\times {\mathrm{269}}^1\times {\mathrm{4451}}^1$

素因数の和:4728

約数の個数: 24

約数和(自身を含む): 46879560

約数和(自身を除く): 25327818

約数列:

[1, 2, 3, 6, 9, 18, 269, 538, 807, 1614, 2421, 4451, 4842, 8902, 13353, 26706, 40059, 80118, 1197319, 2394638, 3591957, 7183914, 10775871, 21551742]

約数ペア:

[(1, 21551742), (2, 10775871), (3, 7183914), (6, 3591957), (9, 2394638), (18, 1197319), (269, 80118), (538, 40059), (807, 26706), (1614, 13353), (2421, 8902), (4451, 4842)]