21167330691

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{347}}^1\times {\mathrm{419}}^1\times {\mathrm{3733}}^1$

素因数の和:4515

約数の個数: 32

約数和(自身を含む): 30562640640

約数和(自身を除く): 9395309949

約数列:

[1, 3, 13, 39, 347, 419, 1041, 1257, 3733, 4511, 5447, 11199, 13533, 16341, 48529, 145393, 145587, 436179, 1295351, 1564127, 1890109, 3886053, 4692381, 5670327, 16839563, 20333651, 50518689, 61000953, 542752069, 1628256207, 7055776897, 21167330691]

約数ペア:

[(1, 21167330691), (3, 7055776897), (13, 1628256207), (39, 542752069), (347, 61000953), (419, 50518689), (1041, 20333651), (1257, 16839563), (3733, 5670327), (4511, 4692381), (5447, 3886053), (11199, 1890109), (13533, 1564127), (16341, 1295351), (48529, 436179), (145393, 145587)]