21490111518

素因数分解:

$2^1\times 3^1\times {\mathrm{1151}}^1\times {\mathrm{3111803}}^1$

素因数の和:3112959

約数の個数: 16

約数和(自身を含む): 43017578496

約数和(自身を除く): 21527466978

約数列:

[1, 2, 3, 6, 1151, 2302, 3453, 6906, 3111803, 6223606, 9335409, 18670818, 3581685253, 7163370506, 10745055759, 21490111518]

約数ペア:

[(1, 21490111518), (2, 10745055759), (3, 7163370506), (6, 3581685253), (1151, 18670818), (2302, 9335409), (3453, 6223606), (6906, 3111803)]