21103633544

素因数分解:

$2^3\times 7^1\times {\mathrm{223}}^1\times {\mathrm{1689913}}^1$

素因数の和:1690149

約数の個数: 32

約数和(自身を含む): 45424888320

約数和(自身を除く): 24321254776

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 223, 446, 892, 1561, 1784, 3122, 6244, 12488, 1689913, 3379826, 6759652, 11829391, 13519304, 23658782, 47317564, 94635128, 376850599, 753701198, 1507402396, 2637954193, 3014804792, 5275908386, 10551816772, 21103633544]

約数ペア:

[(1, 21103633544), (2, 10551816772), (4, 5275908386), (7, 3014804792), (8, 2637954193), (14, 1507402396), (28, 753701198), (56, 376850599), (223, 94635128), (446, 47317564), (892, 23658782), (1561, 13519304), (1784, 11829391), (3122, 6759652), (6244, 3379826), (12488, 1689913)]