21185682

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{13633}}^1$

素因数の和:13682

約数の個数: 32

約数和(自身を含む): 49736832

約数和(自身を除く): 28551150

約数列:

[1, 2, 3, 6, 7, 14, 21, 37, 42, 74, 111, 222, 259, 518, 777, 1554, 13633, 27266, 40899, 81798, 95431, 190862, 286293, 504421, 572586, 1008842, 1513263, 3026526, 3530947, 7061894, 10592841, 21185682]

約数ペア:

[(1, 21185682), (2, 10592841), (3, 7061894), (6, 3530947), (7, 3026526), (14, 1513263), (21, 1008842), (37, 572586), (42, 504421), (74, 286293), (111, 190862), (222, 95431), (259, 81798), (518, 40899), (777, 27266), (1554, 13633)]