21290226

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{154277}}^1$

素因数の和:154305

約数の個数: 16

約数和(自身を含む): 44432064

約数和(自身を除く): 23141838

約数列:

[1, 2, 3, 6, 23, 46, 69, 138, 154277, 308554, 462831, 925662, 3548371, 7096742, 10645113, 21290226]

約数ペア:

[(1, 21290226), (2, 10645113), (3, 7096742), (6, 3548371), (23, 925662), (46, 462831), (69, 308554), (138, 154277)]