21411524

素因数分解:

$2^2\times {\mathrm{109}}^1\times {\mathrm{49109}}^1$

素因数の和:49222

約数の個数: 12

約数和(自身を含む): 37814700

約数和(自身を除く): 16403176

約数列:

[1, 2, 4, 109, 218, 436, 49109, 98218, 196436, 5352881, 10705762, 21411524]

約数ペア:

[(1, 21411524), (2, 10705762), (4, 5352881), (109, 196436), (218, 98218), (436, 49109)]