21045546

素因数分解:

$2^1\times 3^2\times {\mathrm{41}}^1\times {\mathrm{28517}}^1$

素因数の和:28566

約数の個数: 24

約数和(自身を含む): 46712484

約数和(自身を除く): 25666938

約数列:

[1, 2, 3, 6, 9, 18, 41, 82, 123, 246, 369, 738, 28517, 57034, 85551, 171102, 256653, 513306, 1169197, 2338394, 3507591, 7015182, 10522773, 21045546]

約数ペア:

[(1, 21045546), (2, 10522773), (3, 7015182), (6, 3507591), (9, 2338394), (18, 1169197), (41, 513306), (82, 256653), (123, 171102), (246, 85551), (369, 57034), (738, 28517)]