21179180

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{96269}}^1$

素因数の和:96289

約数の個数: 24

約数和(自身を含む): 48520080

約数和(自身を除く): 27340900

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 96269, 192538, 385076, 481345, 962690, 1058959, 1925380, 2117918, 4235836, 5294795, 10589590, 21179180]

約数ペア:

[(1, 21179180), (2, 10589590), (4, 5294795), (5, 4235836), (10, 2117918), (11, 1925380), (20, 1058959), (22, 962690), (44, 481345), (55, 385076), (110, 192538), (220, 96269)]