21684344

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{29}}^2\times {\mathrm{293}}^1$

素因数の和:368

約数の個数: 48

約数和(自身を含む): 46093320

約数和(自身を除く): 24408976

約数列:

[1, 2, 4, 8, 11, 22, 29, 44, 58, 88, 116, 232, 293, 319, 586, 638, 841, 1172, 1276, 1682, 2344, 2552, 3223, 3364, 6446, 6728, 8497, 9251, 12892, 16994, 18502, 25784, 33988, 37004, 67976, 74008, 93467, 186934, 246413, 373868, 492826, 747736, 985652, 1971304, 2710543, 5421086, 10842172, 21684344]

約数ペア:

[(1, 21684344), (2, 10842172), (4, 5421086), (8, 2710543), (11, 1971304), (22, 985652), (29, 747736), (44, 492826), (58, 373868), (88, 246413), (116, 186934), (232, 93467), (293, 74008), (319, 67976), (586, 37004), (638, 33988), (841, 25784), (1172, 18502), (1276, 16994), (1682, 12892), (2344, 9251), (2552, 8497), (3223, 6728), (3364, 6446)]