21000736504

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{238644733}}^1$

素因数の和:238644750

約数の個数: 16

約数和(自身を含む): 42956052120

約数和(自身を除く): 21955315616

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 238644733, 477289466, 954578932, 1909157864, 2625092063, 5250184126, 10500368252, 21000736504]

約数ペア:

[(1, 21000736504), (2, 10500368252), (4, 5250184126), (8, 2625092063), (11, 1909157864), (22, 954578932), (44, 477289466), (88, 238644733)]