21820446

素因数分解:

$2^1\times 3^2\times {\mathrm{41}}^1\times {\mathrm{29567}}^1$

素因数の和:29616

約数の個数: 24

約数和(自身を含む): 48432384

約数和(自身を除く): 26611938

約数列:

[1, 2, 3, 6, 9, 18, 41, 82, 123, 246, 369, 738, 29567, 59134, 88701, 177402, 266103, 532206, 1212247, 2424494, 3636741, 7273482, 10910223, 21820446]

約数ペア:

[(1, 21820446), (2, 10910223), (3, 7273482), (6, 3636741), (9, 2424494), (18, 1212247), (41, 532206), (82, 266103), (123, 177402), (246, 88701), (369, 59134), (738, 29567)]