21861549

素因数分解:

$3^3\times {\mathrm{569}}^1\times {\mathrm{1423}}^1$

素因数の和:2001

約数の個数: 16

約数和(自身を含む): 32467200

約数和(自身を除く): 10605651

約数列:

[1, 3, 9, 27, 569, 1423, 1707, 4269, 5121, 12807, 15363, 38421, 809687, 2429061, 7287183, 21861549]

約数ペア:

[(1, 21861549), (3, 7287183), (9, 2429061), (27, 809687), (569, 38421), (1423, 15363), (1707, 12807), (4269, 5121)]