20215356

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{240659}}^1$

素因数の和:240673

約数の個数: 24

約数和(自身を含む): 53907840

約数和(自身を除く): 33692484

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 240659, 481318, 721977, 962636, 1443954, 1684613, 2887908, 3369226, 5053839, 6738452, 10107678, 20215356]

約数ペア:

[(1, 20215356), (2, 10107678), (3, 6738452), (4, 5053839), (6, 3369226), (7, 2887908), (12, 1684613), (14, 1443954), (21, 962636), (28, 721977), (42, 481318), (84, 240659)]