20852727

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{58411}}^1$

素因数の和:58438

約数の個数: 16

約数和(自身を含む): 33645312

約数和(自身を除く): 12792585

約数列:

[1, 3, 7, 17, 21, 51, 119, 357, 58411, 175233, 408877, 992987, 1226631, 2978961, 6950909, 20852727]

約数ペア:

[(1, 20852727), (3, 6950909), (7, 2978961), (17, 1226631), (21, 992987), (51, 408877), (119, 175233), (357, 58411)]