21814980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{33053}}^1$

素因数の和:33076

約数の個数: 48

約数和(自身を含む): 66636864

約数和(自身を除く): 44821884

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 110, 132, 165, 220, 330, 660, 33053, 66106, 99159, 132212, 165265, 198318, 330530, 363583, 396636, 495795, 661060, 727166, 991590, 1090749, 1454332, 1817915, 1983180, 2181498, 3635830, 4362996, 5453745, 7271660, 10907490, 21814980]

約数ペア:

[(1, 21814980), (2, 10907490), (3, 7271660), (4, 5453745), (5, 4362996), (6, 3635830), (10, 2181498), (11, 1983180), (12, 1817915), (15, 1454332), (20, 1090749), (22, 991590), (30, 727166), (33, 661060), (44, 495795), (55, 396636), (60, 363583), (66, 330530), (110, 198318), (132, 165265), (165, 132212), (220, 99159), (330, 66106), (660, 33053)]