21622569

素因数分解:

$3^1\times {\mathrm{53}}^1\times {\mathrm{239}}^1\times {\mathrm{569}}^1$

素因数の和:864

約数の個数: 16

約数和(自身を含む): 29548800

約数和(自身を除く): 7926231

約数列:

[1, 3, 53, 159, 239, 569, 717, 1707, 12667, 30157, 38001, 90471, 135991, 407973, 7207523, 21622569]

約数ペア:

[(1, 21622569), (3, 7207523), (53, 407973), (159, 135991), (239, 90471), (569, 38001), (717, 30157), (1707, 12667)]