21260111784

素因数分解:

$2^3\times 3^1\times {\mathrm{73}}^1\times {\mathrm{463}}^1\times {\mathrm{26209}}^1$

素因数の和:26754

約数の個数: 64

約数和(自身を含む): 53996793600

約数和(自身を除く): 32736681816

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 73, 146, 219, 292, 438, 463, 584, 876, 926, 1389, 1752, 1852, 2778, 3704, 5556, 11112, 26209, 33799, 52418, 67598, 78627, 101397, 104836, 135196, 157254, 202794, 209672, 270392, 314508, 405588, 629016, 811176, 1913257, 3826514, 5739771, 7653028, 11479542, 12134767, 15306056, 22959084, 24269534, 36404301, 45918168, 48539068, 72808602, 97078136, 145617204, 291234408, 885837991, 1771675982, 2657513973, 3543351964, 5315027946, 7086703928, 10630055892, 21260111784]

約数ペア:

[(1, 21260111784), (2, 10630055892), (3, 7086703928), (4, 5315027946), (6, 3543351964), (8, 2657513973), (12, 1771675982), (24, 885837991), (73, 291234408), (146, 145617204), (219, 97078136), (292, 72808602), (438, 48539068), (463, 45918168), (584, 36404301), (876, 24269534), (926, 22959084), (1389, 15306056), (1752, 12134767), (1852, 11479542), (2778, 7653028), (3704, 5739771), (5556, 3826514), (11112, 1913257), (26209, 811176), (33799, 629016), (52418, 405588), (67598, 314508), (78627, 270392), (101397, 209672), (104836, 202794), (135196, 157254)]