21045378

素因数分解:

$2^1\times 3^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{2017}}^1$

素因数の和:2106

約数の個数: 32

約数和(自身を含む): 44169984

約数和(自身を除く): 23124606

約数列:

[1, 2, 3, 6, 37, 47, 74, 94, 111, 141, 222, 282, 1739, 2017, 3478, 4034, 5217, 6051, 10434, 12102, 74629, 94799, 149258, 189598, 223887, 284397, 447774, 568794, 3507563, 7015126, 10522689, 21045378]

約数ペア:

[(1, 21045378), (2, 10522689), (3, 7015126), (6, 3507563), (37, 568794), (47, 447774), (74, 284397), (94, 223887), (111, 189598), (141, 149258), (222, 94799), (282, 74629), (1739, 12102), (2017, 10434), (3478, 6051), (4034, 5217)]