21727019

素因数分解:

${\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{101}}^1\times {\mathrm{199}}^1$

素因数の和:370

約数の個数: 16

約数和(自身を含む): 23500800

約数和(自身を除く): 1773781

約数列:

[1, 23, 47, 101, 199, 1081, 2323, 4577, 4747, 9353, 20099, 109181, 215119, 462277, 944653, 21727019]

約数ペア:

[(1, 21727019), (23, 944653), (47, 462277), (101, 215119), (199, 109181), (1081, 20099), (2323, 9353), (4577, 4747)]