20211988514

素因数分解:

$2^1\times {\mathrm{61}}^1\times {\mathrm{3253}}^1\times {\mathrm{50929}}^1$

素因数の和:54245

約数の個数: 16

約数和(自身を含む): 30825076920

約数和(自身を除く): 10613088406

約数列:

[1, 2, 61, 122, 3253, 6506, 50929, 101858, 198433, 396866, 3106669, 6213338, 165672037, 331344074, 10105994257, 20211988514]

約数ペア:

[(1, 20211988514), (2, 10105994257), (61, 331344074), (122, 165672037), (3253, 6213338), (6506, 3106669), (50929, 396866), (101858, 198433)]