21454701

素因数分解:

$3^1\times {\mathrm{47}}^1\times {\mathrm{59}}^1\times {\mathrm{2579}}^1$

素因数の和:2688

約数の個数: 16

約数和(自身を含む): 29721600

約数和(自身を除く): 8266899

約数列:

[1, 3, 47, 59, 141, 177, 2579, 2773, 7737, 8319, 121213, 152161, 363639, 456483, 7151567, 21454701]

約数ペア:

[(1, 21454701), (3, 7151567), (47, 456483), (59, 363639), (141, 152161), (177, 121213), (2579, 8319), (2773, 7737)]