210621878

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{293}}^1\times {\mathrm{18917}}^1$

素因数の和:19231

約数の個数: 16

約数和(自身を含む): 333713520

約数和(自身を除く): 123091642

約数列:

[1, 2, 19, 38, 293, 586, 5567, 11134, 18917, 37834, 359423, 718846, 5542681, 11085362, 105310939, 210621878]

約数ペア:

[(1, 210621878), (2, 105310939), (19, 11085362), (38, 5542681), (293, 718846), (586, 359423), (5567, 37834), (11134, 18917)]