2021625393

素因数分解:

$3^1\times {\mathrm{101}}^1\times {\mathrm{103}}^1\times {\mathrm{211}}^1\times {\mathrm{307}}^1$

素因数の和:725

約数の個数: 32

約数和(自身を含む): 2770639872

約数和(自身を除く): 749014479

約数列:

[1, 3, 101, 103, 211, 303, 307, 309, 633, 921, 10403, 21311, 21733, 31007, 31209, 31621, 63933, 64777, 65199, 93021, 94863, 194331, 2195033, 3193721, 6542477, 6585099, 6672031, 9581163, 19627431, 20016093, 673875131, 2021625393]

約数ペア:

[(1, 2021625393), (3, 673875131), (101, 20016093), (103, 19627431), (211, 9581163), (303, 6672031), (307, 6585099), (309, 6542477), (633, 3193721), (921, 2195033), (10403, 194331), (21311, 94863), (21733, 93021), (31007, 65199), (31209, 64777), (31621, 63933)]