21586686

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{327071}}^1$

素因数の和:327087

約数の個数: 16

約数和(自身を含む): 47098368

約数和(自身を除く): 25511682

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 327071, 654142, 981213, 1962426, 3597781, 7195562, 10793343, 21586686]

約数ペア:

[(1, 21586686), (2, 10793343), (3, 7195562), (6, 3597781), (11, 1962426), (22, 981213), (33, 654142), (66, 327071)]