21568691339

素因数分解:

${\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{2030759}}^1$

素因数の和:2030834

約数の個数: 16

約数和(自身を含む): 25018963200

約数和(自身を除く): 3450271861

約数列:

[1, 13, 19, 43, 247, 559, 817, 10621, 2030759, 26399867, 38584421, 87322637, 501597473, 1135194281, 1659130103, 21568691339]

約数ペア:

[(1, 21568691339), (13, 1659130103), (19, 1135194281), (43, 501597473), (247, 87322637), (559, 38584421), (817, 26399867), (10621, 2030759)]