21990756

素因数分解:

$2^2\times 3^1\times {\mathrm{79}}^1\times {\mathrm{23197}}^1$

素因数の和:23283

約数の個数: 24

約数和(自身を含む): 51963520

約数和(自身を除く): 29972764

約数列:

[1, 2, 3, 4, 6, 12, 79, 158, 237, 316, 474, 948, 23197, 46394, 69591, 92788, 139182, 278364, 1832563, 3665126, 5497689, 7330252, 10995378, 21990756]

約数ペア:

[(1, 21990756), (2, 10995378), (3, 7330252), (4, 5497689), (6, 3665126), (12, 1832563), (79, 278364), (158, 139182), (237, 92788), (316, 69591), (474, 46394), (948, 23197)]