21915094

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{241}}^1\times {\mathrm{2393}}^1$

素因数の和:2655

約数の個数: 16

約数和(自身を含む): 34760880

約数和(自身を除く): 12845786

約数列:

[1, 2, 19, 38, 241, 482, 2393, 4579, 4786, 9158, 45467, 90934, 576713, 1153426, 10957547, 21915094]

約数ペア:

[(1, 21915094), (2, 10957547), (19, 1153426), (38, 576713), (241, 90934), (482, 45467), (2393, 9158), (4579, 4786)]