22780821

素因数分解:

$3^1\times 7^1\times {\mathrm{887}}^1\times {\mathrm{1223}}^1$

素因数の和:2120

約数の個数: 16

約数和(自身を含む): 34781184

約数和(自身を除く): 12000363

約数列:

[1, 3, 7, 21, 887, 1223, 2661, 3669, 6209, 8561, 18627, 25683, 1084801, 3254403, 7593607, 22780821]

約数ペア:

[(1, 22780821), (3, 7593607), (7, 3254403), (21, 1084801), (887, 25683), (1223, 18627), (2661, 8561), (3669, 6209)]