21508712434

素因数分解:

$2^1\times {\mathrm{11}}^4\times {\mathrm{734537}}^1$

素因数の和:734583

約数の個数: 20

約数和(自身を含む): 35489203470

約数和(自身を除く): 13980491036

約数列:

[1, 2, 11, 22, 121, 242, 1331, 2662, 14641, 29282, 734537, 1469074, 8079907, 16159814, 88878977, 177757954, 977668747, 1955337494, 10754356217, 21508712434]

約数ペア:

[(1, 21508712434), (2, 10754356217), (11, 1955337494), (22, 977668747), (121, 177757954), (242, 88878977), (1331, 16159814), (2662, 8079907), (14641, 1469074), (29282, 734537)]