21117804

素因数分解:

$2^2\times 3^1\times {\mathrm{619}}^1\times {\mathrm{2843}}^1$

素因数の和:3469

約数の個数: 24

約数和(自身を含む): 49371840

約数和(自身を除く): 28254036

約数列:

[1, 2, 3, 4, 6, 12, 619, 1238, 1857, 2476, 2843, 3714, 5686, 7428, 8529, 11372, 17058, 34116, 1759817, 3519634, 5279451, 7039268, 10558902, 21117804]

約数ペア:

[(1, 21117804), (2, 10558902), (3, 7039268), (4, 5279451), (6, 3519634), (12, 1759817), (619, 34116), (1238, 17058), (1857, 11372), (2476, 8529), (2843, 7428), (3714, 5686)]