21043793728

素因数分解:

$2^6\times {\mathrm{1483}}^1\times {\mathrm{221719}}^1$

素因数の和:223214

約数の個数: 28

約数和(自身を含む): 41787124960

約数和(自身を除く): 20743331232

約数列:

[1, 2, 4, 8, 16, 32, 64, 1483, 2966, 5932, 11864, 23728, 47456, 94912, 221719, 443438, 886876, 1773752, 3547504, 7095008, 14190016, 328809277, 657618554, 1315237108, 2630474216, 5260948432, 10521896864, 21043793728]

約数ペア:

[(1, 21043793728), (2, 10521896864), (4, 5260948432), (8, 2630474216), (16, 1315237108), (32, 657618554), (64, 328809277), (1483, 14190016), (2966, 7095008), (5932, 3547504), (11864, 1773752), (23728, 886876), (47456, 443438), (94912, 221719)]