21230286

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{45953}}^1$

素因数の和:45976

約数の個数: 32

約数和(自身を含む): 52939008

約数和(自身を除く): 31708722

約数列:

[1, 2, 3, 6, 7, 11, 14, 21, 22, 33, 42, 66, 77, 154, 231, 462, 45953, 91906, 137859, 275718, 321671, 505483, 643342, 965013, 1010966, 1516449, 1930026, 3032898, 3538381, 7076762, 10615143, 21230286]

約数ペア:

[(1, 21230286), (2, 10615143), (3, 7076762), (6, 3538381), (7, 3032898), (11, 1930026), (14, 1516449), (21, 1010966), (22, 965013), (33, 643342), (42, 505483), (66, 321671), (77, 275718), (154, 137859), (231, 91906), (462, 45953)]