21186438

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{38803}}^1$

素因数の和:38828

約数の個数: 32

約数和(自身を含む): 52152576

約数和(自身を除く): 30966138

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 39, 42, 78, 91, 182, 273, 546, 38803, 77606, 116409, 232818, 271621, 504439, 543242, 814863, 1008878, 1513317, 1629726, 3026634, 3531073, 7062146, 10593219, 21186438]

約数ペア:

[(1, 21186438), (2, 10593219), (3, 7062146), (6, 3531073), (7, 3026634), (13, 1629726), (14, 1513317), (21, 1008878), (26, 814863), (39, 543242), (42, 504439), (78, 271621), (91, 232818), (182, 116409), (273, 77606), (546, 38803)]