21327766

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{5557}}^1$

素因数の和:5679

約数の個数: 16

約数和(自身を含む): 34014960

約数和(自身を除く): 12687194

約数列:

[1, 2, 19, 38, 101, 202, 1919, 3838, 5557, 11114, 105583, 211166, 561257, 1122514, 10663883, 21327766]

約数ペア:

[(1, 21327766), (2, 10663883), (19, 1122514), (38, 561257), (101, 211166), (202, 105583), (1919, 11114), (3838, 5557)]