21317598

素因数分解:

$2^1\times 3^2\times {\mathrm{347}}^1\times {\mathrm{3413}}^1$

素因数の和:3768

約数の個数: 24

約数和(自身を含む): 46334808

約数和(自身を除く): 25017210

約数列:

[1, 2, 3, 6, 9, 18, 347, 694, 1041, 2082, 3123, 3413, 6246, 6826, 10239, 20478, 30717, 61434, 1184311, 2368622, 3552933, 7105866, 10658799, 21317598]

約数ペア:

[(1, 21317598), (2, 10658799), (3, 7105866), (6, 3552933), (9, 2368622), (18, 1184311), (347, 61434), (694, 30717), (1041, 20478), (2082, 10239), (3123, 6826), (3413, 6246)]