21043047

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{101}}^1\times {\mathrm{1877}}^1$

素因数の和:2018

約数の個数: 16

約数和(自身を含む): 29116512

約数和(自身を除く): 8073465

約数列:

[1, 3, 37, 101, 111, 303, 1877, 3737, 5631, 11211, 69449, 189577, 208347, 568731, 7014349, 21043047]

約数ペア:

[(1, 21043047), (3, 7014349), (37, 568731), (101, 208347), (111, 189577), (303, 69449), (1877, 11211), (3737, 5631)]