2021022208

素因数分解:

$2^9\times {\mathrm{3947309}}^1$

素因数の和:3947327

約数の個数: 20

約数和(自身を含む): 4038098130

約数和(自身を除く): 2017075922

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 512, 3947309, 7894618, 15789236, 31578472, 63156944, 126313888, 252627776, 505255552, 1010511104, 2021022208]

約数ペア:

[(1, 2021022208), (2, 1010511104), (4, 505255552), (8, 252627776), (16, 126313888), (32, 63156944), (64, 31578472), (128, 15789236), (256, 7894618), (512, 3947309)]