21430242

素因数分解:

$2^1\times 3^2\times {\mathrm{401}}^1\times {\mathrm{2969}}^1$

素因数の和:3378

約数の個数: 24

約数和(自身を含む): 46563660

約数和(自身を除く): 25133418

約数列:

[1, 2, 3, 6, 9, 18, 401, 802, 1203, 2406, 2969, 3609, 5938, 7218, 8907, 17814, 26721, 53442, 1190569, 2381138, 3571707, 7143414, 10715121, 21430242]

約数ペア:

[(1, 21430242), (2, 10715121), (3, 7143414), (6, 3571707), (9, 2381138), (18, 1190569), (401, 53442), (802, 26721), (1203, 17814), (2406, 8907), (2969, 7218), (3609, 5938)]