21263076

素因数分解:

$2^2\times 3^2\times {\mathrm{590641}}^1$

素因数の和:590651

約数の個数: 18

約数和(自身を含む): 53748422

約数和(自身を除く): 32485346

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 590641, 1181282, 1771923, 2362564, 3543846, 5315769, 7087692, 10631538, 21263076]

約数ペア:

[(1, 21263076), (2, 10631538), (3, 7087692), (4, 5315769), (6, 3543846), (9, 2362564), (12, 1771923), (18, 1181282), (36, 590641)]