20022121

素因数分解:

$7^1\times {\mathrm{23}}^2\times {\mathrm{5407}}^1$

素因数の和:5460

約数の個数: 12

約数和(自身を含む): 23924992

約数和(自身を除く): 3902871

約数列:

[1, 7, 23, 161, 529, 3703, 5407, 37849, 124361, 870527, 2860303, 20022121]

約数ペア:

[(1, 20022121), (7, 2860303), (23, 870527), (161, 124361), (529, 37849), (3703, 5407)]