21403192

素因数分解:

$2^3\times {\mathrm{61}}^2\times {\mathrm{719}}^1$

素因数の和:847

約数の個数: 24

約数和(自身を含む): 40856400

約数和(自身を除く): 19453208

約数列:

[1, 2, 4, 8, 61, 122, 244, 488, 719, 1438, 2876, 3721, 5752, 7442, 14884, 29768, 43859, 87718, 175436, 350872, 2675399, 5350798, 10701596, 21403192]

約数ペア:

[(1, 21403192), (2, 10701596), (4, 5350798), (8, 2675399), (61, 350872), (122, 175436), (244, 87718), (488, 43859), (719, 29768), (1438, 14884), (2876, 7442), (3721, 5752)]