21038229505

素因数分解:

$5^1\times {\mathrm{449}}^1\times {\mathrm{1559}}^1\times {\mathrm{6011}}^1$

素因数の和:8024

約数の個数: 16

約数和(自身を含む): 25322544000

約数和(自身を除く): 4284314495

約数列:

[1, 5, 449, 1559, 2245, 6011, 7795, 30055, 699991, 2698939, 3499955, 9371149, 13494695, 46855745, 4207645901, 21038229505]

約数ペア:

[(1, 21038229505), (5, 4207645901), (449, 46855745), (1559, 13494695), (2245, 9371149), (6011, 3499955), (7795, 2698939), (30055, 699991)]