21047154

素因数分解:

$2^1\times 3^1\times {\mathrm{37}}^1\times {\mathrm{113}}^1\times {\mathrm{839}}^1$

素因数の和:994

約数の個数: 32

約数和(自身を含む): 43666560

約数和(自身を除く): 22619406

約数列:

[1, 2, 3, 6, 37, 74, 111, 113, 222, 226, 339, 678, 839, 1678, 2517, 4181, 5034, 8362, 12543, 25086, 31043, 62086, 93129, 94807, 186258, 189614, 284421, 568842, 3507859, 7015718, 10523577, 21047154]

約数ペア:

[(1, 21047154), (2, 10523577), (3, 7015718), (6, 3507859), (37, 568842), (74, 284421), (111, 189614), (113, 186258), (222, 94807), (226, 93129), (339, 62086), (678, 31043), (839, 25086), (1678, 12543), (2517, 8362), (4181, 5034)]