21270314

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{199}}^1\times {\mathrm{4111}}^1$

素因数の和:4325

約数の個数: 16

約数和(自身を含む): 34540800

約数和(自身を除く): 13270486

約数列:

[1, 2, 13, 26, 199, 398, 2587, 4111, 5174, 8222, 53443, 106886, 818089, 1636178, 10635157, 21270314]

約数ペア:

[(1, 21270314), (2, 10635157), (13, 1636178), (26, 818089), (199, 106886), (398, 53443), (2587, 8222), (4111, 5174)]