21942810

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{243809}}^1$

素因数の和:243822

約数の個数: 24

約数和(自身を含む): 57051540

約数和(自身を除く): 35108730

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 243809, 487618, 731427, 1219045, 1462854, 2194281, 2438090, 3657135, 4388562, 7314270, 10971405, 21942810]

約数ペア:

[(1, 21942810), (2, 10971405), (3, 7314270), (5, 4388562), (6, 3657135), (9, 2438090), (10, 2194281), (15, 1462854), (18, 1219045), (30, 731427), (45, 487618), (90, 243809)]