21456126

素因数分解:

$2^1\times 3^2\times {\mathrm{739}}^1\times {\mathrm{1613}}^1$

素因数の和:2360

約数の個数: 24

約数和(自身を含む): 46580040

約数和(自身を除く): 25123914

約数列:

[1, 2, 3, 6, 9, 18, 739, 1478, 1613, 2217, 3226, 4434, 4839, 6651, 9678, 13302, 14517, 29034, 1192007, 2384014, 3576021, 7152042, 10728063, 21456126]

約数ペア:

[(1, 21456126), (2, 10728063), (3, 7152042), (6, 3576021), (9, 2384014), (18, 1192007), (739, 29034), (1478, 14517), (1613, 13302), (2217, 9678), (3226, 6651), (4434, 4839)]