21170682

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{90473}}^1$

素因数の和:90494

約数の個数: 24

約数和(自身を含む): 49398804

約数和(自身を除く): 28228122

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 234, 90473, 180946, 271419, 542838, 814257, 1176149, 1628514, 2352298, 3528447, 7056894, 10585341, 21170682]

約数ペア:

[(1, 21170682), (2, 10585341), (3, 7056894), (6, 3528447), (9, 2352298), (13, 1628514), (18, 1176149), (26, 814257), (39, 542838), (78, 271419), (117, 180946), (234, 90473)]