21061242

素因数分解:

$2^1\times 3^3\times {\mathrm{79}}^1\times {\mathrm{4937}}^1$

素因数の和:5027

約数の個数: 32

約数和(自身を含む): 47404800

約数和(自身を除く): 26343558

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 79, 158, 237, 474, 711, 1422, 2133, 4266, 4937, 9874, 14811, 29622, 44433, 88866, 133299, 266598, 390023, 780046, 1170069, 2340138, 3510207, 7020414, 10530621, 21061242]

約数ペア:

[(1, 21061242), (2, 10530621), (3, 7020414), (6, 3510207), (9, 2340138), (18, 1170069), (27, 780046), (54, 390023), (79, 266598), (158, 133299), (237, 88866), (474, 44433), (711, 29622), (1422, 14811), (2133, 9874), (4266, 4937)]