21048942

素因数分解:

$2^1\times 3^1\times {\mathrm{263}}^1\times {\mathrm{13339}}^1$

素因数の和:13607

約数の個数: 16

約数和(自身を含む): 42261120

約数和(自身を除く): 21212178

約数列:

[1, 2, 3, 6, 263, 526, 789, 1578, 13339, 26678, 40017, 80034, 3508157, 7016314, 10524471, 21048942]

約数ペア:

[(1, 21048942), (2, 10524471), (3, 7016314), (6, 3508157), (263, 80034), (526, 40017), (789, 26678), (1578, 13339)]