2021016963

素因数分解:

$3^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{899429}}^1$

素因数の和:899546

約数の個数: 16

約数和(自身を含む): 3108430080

約数和(自身を除く): 1087413117

約数列:

[1, 3, 7, 21, 107, 321, 749, 2247, 899429, 2698287, 6296003, 18888009, 96238903, 288716709, 673672321, 2021016963]

約数ペア:

[(1, 2021016963), (3, 673672321), (7, 288716709), (21, 96238903), (107, 18888009), (321, 6296003), (749, 2698287), (2247, 899429)]