21935556

素因数分解:

$2^2\times 3^3\times {\mathrm{197}}^1\times {\mathrm{1031}}^1$

素因数の和:1241

約数の個数: 48

約数和(自身を含む): 57214080

約数和(自身を除く): 35278524

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 197, 394, 591, 788, 1031, 1182, 1773, 2062, 2364, 3093, 3546, 4124, 5319, 6186, 7092, 9279, 10638, 12372, 18558, 21276, 27837, 37116, 55674, 111348, 203107, 406214, 609321, 812428, 1218642, 1827963, 2437284, 3655926, 5483889, 7311852, 10967778, 21935556]

約数ペア:

[(1, 21935556), (2, 10967778), (3, 7311852), (4, 5483889), (6, 3655926), (9, 2437284), (12, 1827963), (18, 1218642), (27, 812428), (36, 609321), (54, 406214), (108, 203107), (197, 111348), (394, 55674), (591, 37116), (788, 27837), (1031, 21276), (1182, 18558), (1773, 12372), (2062, 10638), (2364, 9279), (3093, 7092), (3546, 6186), (4124, 5319)]