21530516

素因数分解:

$2^2\times 7^1\times {\mathrm{59}}^1\times {\mathrm{13033}}^1$

素因数の和:13103

約数の個数: 24

約数和(自身を含む): 43794240

約数和(自身を除く): 22263724

約数列:

[1, 2, 4, 7, 14, 28, 59, 118, 236, 413, 826, 1652, 13033, 26066, 52132, 91231, 182462, 364924, 768947, 1537894, 3075788, 5382629, 10765258, 21530516]

約数ペア:

[(1, 21530516), (2, 10765258), (4, 5382629), (7, 3075788), (14, 1537894), (28, 768947), (59, 364924), (118, 182462), (236, 91231), (413, 52132), (826, 26066), (1652, 13033)]