21303482

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{131}}^1\times {\mathrm{4783}}^1$

素因数の和:4933

約数の個数: 16

約数和(自身を含む): 34100352

約数和(自身を除く): 12796870

約数列:

[1, 2, 17, 34, 131, 262, 2227, 4454, 4783, 9566, 81311, 162622, 626573, 1253146, 10651741, 21303482]

約数ペア:

[(1, 21303482), (2, 10651741), (17, 1253146), (34, 626573), (131, 162622), (262, 81311), (2227, 9566), (4454, 4783)]