21611658103

素因数分解:

$7^2\times {\mathrm{73}}^1\times {\mathrm{97}}^1\times {\mathrm{199}}^1\times {\mathrm{313}}^1$

素因数の和:696

約数の個数: 48

約数和(自身を含む): 25959259200

約数和(自身を除く): 4347601097

約数列:

[1, 7, 49, 73, 97, 199, 313, 511, 679, 1393, 2191, 3577, 4753, 7081, 9751, 14527, 15337, 19303, 22849, 30361, 49567, 62287, 101689, 135121, 159943, 212527, 346969, 436009, 711823, 945847, 1119601, 1409119, 1487689, 2216353, 3052063, 4546951, 6041839, 9863833, 15514471, 31828657, 42292873, 69046831, 108601297, 222800599, 296050111, 441054247, 3087379729, 21611658103]

約数ペア:

[(1, 21611658103), (7, 3087379729), (49, 441054247), (73, 296050111), (97, 222800599), (199, 108601297), (313, 69046831), (511, 42292873), (679, 31828657), (1393, 15514471), (2191, 9863833), (3577, 6041839), (4753, 4546951), (7081, 3052063), (9751, 2216353), (14527, 1487689), (15337, 1409119), (19303, 1119601), (22849, 945847), (30361, 711823), (49567, 436009), (62287, 346969), (101689, 212527), (135121, 159943)]