21561846

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{189139}}^1$

素因数の和:189163

約数の個数: 16

約数和(自身を含む): 45393600

約数和(自身を除く): 23831754

約数列:

[1, 2, 3, 6, 19, 38, 57, 114, 189139, 378278, 567417, 1134834, 3593641, 7187282, 10780923, 21561846]

約数ペア:

[(1, 21561846), (2, 10780923), (3, 7187282), (6, 3593641), (19, 1134834), (38, 567417), (57, 378278), (114, 189139)]