2021004470

素因数分解:

$2^1\times 5^1\times {\mathrm{1229}}^1\times {\mathrm{164443}}^1$

素因数の和:165679

約数の個数: 16

約数和(自身を含む): 3640790160

約数和(自身を除く): 1619785690

約数列:

[1, 2, 5, 10, 1229, 2458, 6145, 12290, 164443, 328886, 822215, 1644430, 202100447, 404200894, 1010502235, 2021004470]

約数ペア:

[(1, 2021004470), (2, 1010502235), (5, 404200894), (10, 202100447), (1229, 1644430), (2458, 822215), (6145, 328886), (12290, 164443)]