21122860

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{96013}}^1$

素因数の和:96033

約数の個数: 24

約数和(自身を含む): 48391056

約数和(自身を除く): 27268196

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 96013, 192026, 384052, 480065, 960130, 1056143, 1920260, 2112286, 4224572, 5280715, 10561430, 21122860]

約数ペア:

[(1, 21122860), (2, 10561430), (4, 5280715), (5, 4224572), (10, 2112286), (11, 1920260), (20, 1056143), (22, 960130), (44, 480065), (55, 384052), (110, 192026), (220, 96013)]