21430219431

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{211}}^1\times {\mathrm{227}}^1\times {\mathrm{283}}^1$

素因数の和:772

約数の個数: 64

約数和(自身を含む): 31627984896

約数和(自身を除く): 10197765465

約数列:

[1, 3, 17, 31, 51, 93, 211, 227, 283, 527, 633, 681, 849, 1581, 3587, 3859, 4811, 6541, 7037, 8773, 10761, 11577, 14433, 19623, 21111, 26319, 47897, 59713, 64241, 111197, 119629, 143691, 149141, 179139, 192723, 333591, 358887, 447423, 814249, 1015121, 1092097, 1484807, 1851103, 1991471, 2442747, 3045363, 3276291, 4454421, 5553309, 5974413, 13554851, 25241719, 31468751, 33855007, 40664553, 75725157, 94406253, 101565021, 230432467, 420200381, 691297401, 1260601143, 7143406477, 21430219431]

約数ペア:

[(1, 21430219431), (3, 7143406477), (17, 1260601143), (31, 691297401), (51, 420200381), (93, 230432467), (211, 101565021), (227, 94406253), (283, 75725157), (527, 40664553), (633, 33855007), (681, 31468751), (849, 25241719), (1581, 13554851), (3587, 5974413), (3859, 5553309), (4811, 4454421), (6541, 3276291), (7037, 3045363), (8773, 2442747), (10761, 1991471), (11577, 1851103), (14433, 1484807), (19623, 1092097), (21111, 1015121), (26319, 814249), (47897, 447423), (59713, 358887), (64241, 333591), (111197, 192723), (119629, 179139), (143691, 149141)]