21822127

素因数分解:

${\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{109}}^1\times {\mathrm{257}}^1$

素因数の和:426

約数の個数: 16

約数和(自身を含む): 23839200

約数和(自身を除く): 2017073

約数列:

[1, 19, 41, 109, 257, 779, 2071, 4469, 4883, 10537, 28013, 84911, 200203, 532247, 1148533, 21822127]

約数ペア:

[(1, 21822127), (19, 1148533), (41, 532247), (109, 200203), (257, 84911), (779, 28013), (2071, 10537), (4469, 4883)]