21960204

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{261431}}^1$

素因数の和:261445

約数の個数: 24

約数和(自身を含む): 58560768

約数和(自身を除く): 36600564

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 261431, 522862, 784293, 1045724, 1568586, 1830017, 3137172, 3660034, 5490051, 7320068, 10980102, 21960204]

約数ペア:

[(1, 21960204), (2, 10980102), (3, 7320068), (4, 5490051), (6, 3660034), (7, 3137172), (12, 1830017), (14, 1568586), (21, 1045724), (28, 784293), (42, 522862), (84, 261431)]