213291218

素因数分解:

$2^1\times 7^2\times {\mathrm{1031}}^1\times {\mathrm{2111}}^1$

素因数の和:3158

約数の個数: 24

約数和(自身を含む): 372708864

約数和(自身を除く): 159417646

約数列:

[1, 2, 7, 14, 49, 98, 1031, 2062, 2111, 4222, 7217, 14434, 14777, 29554, 50519, 101038, 103439, 206878, 2176441, 4352882, 15235087, 30470174, 106645609, 213291218]

約数ペア:

[(1, 213291218), (2, 106645609), (7, 30470174), (14, 15235087), (49, 4352882), (98, 2176441), (1031, 206878), (2062, 103439), (2111, 101038), (4222, 50519), (7217, 29554), (14434, 14777)]