21785442

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{197}}^1\times {\mathrm{2633}}^1$

素因数の和:2842

約数の個数: 32

約数和(自身を含む): 50067072

約数和(自身を除く): 28281630

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 197, 394, 591, 1182, 1379, 2633, 2758, 4137, 5266, 7899, 8274, 15798, 18431, 36862, 55293, 110586, 518701, 1037402, 1556103, 3112206, 3630907, 7261814, 10892721, 21785442]

約数ペア:

[(1, 21785442), (2, 10892721), (3, 7261814), (6, 3630907), (7, 3112206), (14, 1556103), (21, 1037402), (42, 518701), (197, 110586), (394, 55293), (591, 36862), (1182, 18431), (1379, 15798), (2633, 8274), (2758, 7899), (4137, 5266)]