21090211596

素因数分解:

$2^2\times 3^3\times {\mathrm{191}}^1\times {\mathrm{277}}^1\times {\mathrm{3691}}^1$

素因数の和:4172

約数の個数: 96

約数和(自身を含む): 55177973760

約数和(自身を除く): 34087762164

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 191, 277, 382, 554, 573, 764, 831, 1108, 1146, 1662, 1719, 2292, 2493, 3324, 3438, 3691, 4986, 5157, 6876, 7382, 7479, 9972, 10314, 11073, 14764, 14958, 20628, 22146, 29916, 33219, 44292, 52907, 66438, 99657, 105814, 132876, 158721, 199314, 211628, 317442, 398628, 476163, 634884, 704981, 952326, 1022407, 1409962, 1428489, 1904652, 2044814, 2114943, 2819924, 2856978, 3067221, 4089628, 4229886, 5713956, 6134442, 6344829, 8459772, 9201663, 12268884, 12689658, 18403326, 19034487, 25379316, 27604989, 36806652, 38068974, 55209978, 76137948, 110419956, 195279737, 390559474, 585839211, 781118948, 1171678422, 1757517633, 2343356844, 3515035266, 5272552899, 7030070532, 10545105798, 21090211596]

約数ペア:

[(1, 21090211596), (2, 10545105798), (3, 7030070532), (4, 5272552899), (6, 3515035266), (9, 2343356844), (12, 1757517633), (18, 1171678422), (27, 781118948), (36, 585839211), (54, 390559474), (108, 195279737), (191, 110419956), (277, 76137948), (382, 55209978), (554, 38068974), (573, 36806652), (764, 27604989), (831, 25379316), (1108, 19034487), (1146, 18403326), (1662, 12689658), (1719, 12268884), (2292, 9201663), (2493, 8459772), (3324, 6344829), (3438, 6134442), (3691, 5713956), (4986, 4229886), (5157, 4089628), (6876, 3067221), (7382, 2856978), (7479, 2819924), (9972, 2114943), (10314, 2044814), (11073, 1904652), (14764, 1428489), (14958, 1409962), (20628, 1022407), (22146, 952326), (29916, 704981), (33219, 634884), (44292, 476163), (52907, 398628), (66438, 317442), (99657, 211628), (105814, 199314), (132876, 158721)]