21399462

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{169837}}^1$

素因数の和:169852

約数の個数: 24

約数和(自身を含む): 52989456

約数和(自身を除く): 31589994

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 169837, 339674, 509511, 1019022, 1188859, 1528533, 2377718, 3057066, 3566577, 7133154, 10699731, 21399462]

約数ペア:

[(1, 21399462), (2, 10699731), (3, 7133154), (6, 3566577), (7, 3057066), (9, 2377718), (14, 1528533), (18, 1188859), (21, 1019022), (42, 509511), (63, 339674), (126, 169837)]