21659706

素因数分解:

$2^1\times 3^2\times {\mathrm{631}}^1\times {\mathrm{1907}}^1$

素因数の和:2546

約数の個数: 24

約数和(自身を含む): 47028384

約数和(自身を除く): 25368678

約数列:

[1, 2, 3, 6, 9, 18, 631, 1262, 1893, 1907, 3786, 3814, 5679, 5721, 11358, 11442, 17163, 34326, 1203317, 2406634, 3609951, 7219902, 10829853, 21659706]

約数ペア:

[(1, 21659706), (2, 10829853), (3, 7219902), (6, 3609951), (9, 2406634), (18, 1203317), (631, 34326), (1262, 17163), (1893, 11442), (1907, 11358), (3786, 5721), (3814, 5679)]