20974437

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{70621}}^1$

素因数の和:70641

約数の個数: 16

約数和(自身を含む): 33898560

約数和(自身を除く): 12924123

約数列:

[1, 3, 9, 11, 27, 33, 99, 297, 70621, 211863, 635589, 776831, 1906767, 2330493, 6991479, 20974437]

約数ペア:

[(1, 20974437), (3, 6991479), (9, 2330493), (11, 1906767), (27, 776831), (33, 635589), (99, 211863), (297, 70621)]