21118584

素因数分解:

$2^3\times 3^1\times {\mathrm{879941}}^1$

素因数の和:879950

約数の個数: 16

約数和(自身を含む): 52796520

約数和(自身を除く): 31677936

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 879941, 1759882, 2639823, 3519764, 5279646, 7039528, 10559292, 21118584]

約数ペア:

[(1, 21118584), (2, 10559292), (3, 7039528), (4, 5279646), (6, 3519764), (8, 2639823), (12, 1759882), (24, 879941)]