21348230

素因数分解:

$2^1\times 5^1\times {\mathrm{1123}}^1\times {\mathrm{1901}}^1$

素因数の和:3031

約数の個数: 16

約数和(自身を含む): 38481264

約数和(自身を除く): 17133034

約数列:

[1, 2, 5, 10, 1123, 1901, 2246, 3802, 5615, 9505, 11230, 19010, 2134823, 4269646, 10674115, 21348230]

約数ペア:

[(1, 21348230), (2, 10674115), (5, 4269646), (10, 2134823), (1123, 19010), (1901, 11230), (2246, 9505), (3802, 5615)]