21007029242

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{1459}}^1\times {\mathrm{378901}}^1$

素因数の和:380381

約数の個数: 16

約数和(自身を含む): 33191815200

約数和(自身を除く): 12184785958

約数列:

[1, 2, 19, 38, 1459, 2918, 27721, 55442, 378901, 757802, 7199119, 14398238, 552816559, 1105633118, 10503514621, 21007029242]

約数ペア:

[(1, 21007029242), (2, 10503514621), (19, 1105633118), (38, 552816559), (1459, 14398238), (2918, 7199119), (27721, 757802), (55442, 378901)]