21563542

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{10771}}^1$

素因数の和:10804

約数の個数: 32

約数和(自身を含む): 43432704

約数和(自身を除く): 21869162

約数列:

[1, 2, 7, 11, 13, 14, 22, 26, 77, 91, 143, 154, 182, 286, 1001, 2002, 10771, 21542, 75397, 118481, 140023, 150794, 236962, 280046, 829367, 980161, 1540253, 1658734, 1960322, 3080506, 10781771, 21563542]

約数ペア:

[(1, 21563542), (2, 10781771), (7, 3080506), (11, 1960322), (13, 1658734), (14, 1540253), (22, 980161), (26, 829367), (77, 280046), (91, 236962), (143, 150794), (154, 140023), (182, 118481), (286, 75397), (1001, 21542), (2002, 10771)]