21260412

素因数分解:

$2^2\times 3^2\times {\mathrm{590567}}^1$

素因数の和:590577

約数の個数: 18

約数和(自身を含む): 53741688

約数和(自身を除く): 32481276

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 590567, 1181134, 1771701, 2362268, 3543402, 5315103, 7086804, 10630206, 21260412]

約数ペア:

[(1, 21260412), (2, 10630206), (3, 7086804), (4, 5315103), (6, 3543402), (9, 2362268), (12, 1771701), (18, 1181134), (36, 590567)]