20827653

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{90163}}^1$

素因数の和:90184

約数の個数: 16

約数和(自身を含む): 34622976

約数和(自身を除く): 13795323

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 90163, 270489, 631141, 991793, 1893423, 2975379, 6942551, 20827653]

約数ペア:

[(1, 20827653), (3, 6942551), (7, 2975379), (11, 1893423), (21, 991793), (33, 631141), (77, 270489), (231, 90163)]