21830811

素因数分解:

$3^1\times {\mathrm{67}}^1\times {\mathrm{313}}^1\times {\mathrm{347}}^1$

素因数の和:730

約数の個数: 16

約数和(自身を含む): 29721984

約数和(自身を除く): 7891173

約数列:

[1, 3, 67, 201, 313, 347, 939, 1041, 20971, 23249, 62913, 69747, 108611, 325833, 7276937, 21830811]

約数ペア:

[(1, 21830811), (3, 7276937), (67, 325833), (201, 108611), (313, 69747), (347, 62913), (939, 23249), (1041, 20971)]