20776479423

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{3881}}^1\times {\mathrm{13417}}^1$

素因数の和:17327

約数の個数: 32

約数和(自身を含む): 33336752640

約数和(自身を除く): 12560273217

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 3881, 11643, 13417, 27167, 40251, 73739, 81501, 93919, 221217, 254923, 281757, 516173, 764769, 1548519, 1784461, 5353383, 52071377, 156214131, 364499639, 989356163, 1093498917, 2968068489, 6925493141, 20776479423]

約数ペア:

[(1, 20776479423), (3, 6925493141), (7, 2968068489), (19, 1093498917), (21, 989356163), (57, 364499639), (133, 156214131), (399, 52071377), (3881, 5353383), (11643, 1784461), (13417, 1548519), (27167, 764769), (40251, 516173), (73739, 281757), (81501, 254923), (93919, 221217)]