21950073

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{5581}}^1$

素因数の和:5629

約数の個数: 24

約数和(自身を含む): 34831680

約数和(自身を除く): 12881607

約数列:

[1, 3, 9, 19, 23, 57, 69, 171, 207, 437, 1311, 3933, 5581, 16743, 50229, 106039, 128363, 318117, 385089, 954351, 1155267, 2438897, 7316691, 21950073]

約数ペア:

[(1, 21950073), (3, 7316691), (9, 2438897), (19, 1155267), (23, 954351), (57, 385089), (69, 318117), (171, 128363), (207, 106039), (437, 50229), (1311, 16743), (3933, 5581)]