21244716

素因数分解:

$2^2\times 3^2\times {\mathrm{590131}}^1$

素因数の和:590141

約数の個数: 18

約数和(自身を含む): 53702012

約数和(自身を除く): 32457296

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 590131, 1180262, 1770393, 2360524, 3540786, 5311179, 7081572, 10622358, 21244716]

約数ペア:

[(1, 21244716), (2, 10622358), (3, 7081572), (4, 5311179), (6, 3540786), (9, 2360524), (12, 1770393), (18, 1180262), (36, 590131)]