211021000393

素因数分解:

$7^1\times {\mathrm{47}}^1\times {\mathrm{1153}}^1\times {\mathrm{556289}}^1$

素因数の和:557496

約数の個数: 16

約数和(自身を含む): 246512125440

約数和(自身を除く): 35491125047

約数列:

[1, 7, 47, 329, 1153, 8071, 54191, 379337, 556289, 3894023, 26145583, 183019081, 641401217, 4489808519, 30145857199, 211021000393]

約数ペア:

[(1, 211021000393), (7, 30145857199), (47, 4489808519), (329, 641401217), (1153, 183019081), (8071, 26145583), (54191, 3894023), (379337, 556289)]