21067900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{30097}}^1$

素因数の和:30118

約数の個数: 36

約数和(自身を含む): 52250128

約数和(自身を除く): 31182228

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 100, 140, 175, 350, 700, 30097, 60194, 120388, 150485, 210679, 300970, 421358, 601940, 752425, 842716, 1053395, 1504850, 2106790, 3009700, 4213580, 5266975, 10533950, 21067900]

約数ペア:

[(1, 21067900), (2, 10533950), (4, 5266975), (5, 4213580), (7, 3009700), (10, 2106790), (14, 1504850), (20, 1053395), (25, 842716), (28, 752425), (35, 601940), (50, 421358), (70, 300970), (100, 210679), (140, 150485), (175, 120388), (350, 60194), (700, 30097)]