21993567184

素因数分解:

$2^4\times {\mathrm{7573}}^1\times {\mathrm{181513}}^1$

素因数の和:189094

約数の個数: 20

約数和(自身を含む): 42618398116

約数和(自身を除く): 20624830932

約数列:

[1, 2, 4, 8, 16, 7573, 15146, 30292, 60584, 121168, 181513, 363026, 726052, 1452104, 2904208, 1374597949, 2749195898, 5498391796, 10996783592, 21993567184]

約数ペア:

[(1, 21993567184), (2, 10996783592), (4, 5498391796), (8, 2749195898), (16, 1374597949), (7573, 2904208), (15146, 1452104), (30292, 726052), (60584, 363026), (121168, 181513)]