20211520904

素因数分解:

$2^3\times {\mathrm{397}}^1\times {\mathrm{6363829}}^1$

素因数の和:6364232

約数の個数: 16

約数和(自身を含む): 37992065100

約数和(自身を除く): 17780544196

約数列:

[1, 2, 4, 8, 397, 794, 1588, 3176, 6363829, 12727658, 25455316, 50910632, 2526440113, 5052880226, 10105760452, 20211520904]

約数ペア:

[(1, 20211520904), (2, 10105760452), (4, 5052880226), (8, 2526440113), (397, 50910632), (794, 25455316), (1588, 12727658), (3176, 6363829)]