20213048421

素因数分解:

$3^3\times {\mathrm{41}}^1\times {\mathrm{18259303}}^1$

素因数の和:18259353

約数の個数: 16

約数和(自身を含む): 30675630720

約数和(自身を除く): 10462582299

約数列:

[1, 3, 9, 27, 41, 123, 369, 1107, 18259303, 54777909, 164333727, 493001181, 748631423, 2245894269, 6737682807, 20213048421]

約数ペア:

[(1, 20213048421), (3, 6737682807), (9, 2245894269), (27, 748631423), (41, 493001181), (123, 164333727), (369, 54777909), (1107, 18259303)]