21677266

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{7649}}^1$

素因数の和:7773

約数の個数: 16

約数和(自身を含む): 35343000

約数和(自身を除く): 13665734

約数列:

[1, 2, 13, 26, 109, 218, 1417, 2834, 7649, 15298, 99437, 198874, 833741, 1667482, 10838633, 21677266]

約数ペア:

[(1, 21677266), (2, 10838633), (13, 1667482), (26, 833741), (109, 198874), (218, 99437), (1417, 15298), (2834, 7649)]