21736767

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{349}}^1\times {\mathrm{1597}}^1$

素因数の和:1962

約数の個数: 16

約数和(自身を含む): 31320800

約数和(自身を除く): 9584033

約数列:

[1, 3, 13, 39, 349, 1047, 1597, 4537, 4791, 13611, 20761, 62283, 557353, 1672059, 7245589, 21736767]

約数ペア:

[(1, 21736767), (3, 7245589), (13, 1672059), (39, 557353), (349, 62283), (1047, 20761), (1597, 13611), (4537, 4791)]