21644702

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{419}}^1\times {\mathrm{1123}}^1$

素因数の和:1567

約数の個数: 16

約数和(自身を含む): 33989760

約数和(自身を除く): 12345058

約数列:

[1, 2, 23, 46, 419, 838, 1123, 2246, 9637, 19274, 25829, 51658, 470537, 941074, 10822351, 21644702]

約数ペア:

[(1, 21644702), (2, 10822351), (23, 941074), (46, 470537), (419, 51658), (838, 25829), (1123, 19274), (2246, 9637)]