21899530

素因数分解:

$2^1\times 5^1\times {\mathrm{151}}^1\times {\mathrm{14503}}^1$

素因数の和:14661

約数の個数: 16

約数和(自身を含む): 39682944

約数和(自身を除く): 17783414

約数列:

[1, 2, 5, 10, 151, 302, 755, 1510, 14503, 29006, 72515, 145030, 2189953, 4379906, 10949765, 21899530]

約数ペア:

[(1, 21899530), (2, 10949765), (5, 4379906), (10, 2189953), (151, 145030), (302, 72515), (755, 29006), (1510, 14503)]