21069642

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{319237}}^1$

素因数の和:319253

約数の個数: 16

約数和(自身を含む): 45970272

約数和(自身を除く): 24900630

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 319237, 638474, 957711, 1915422, 3511607, 7023214, 10534821, 21069642]

約数ペア:

[(1, 21069642), (2, 10534821), (3, 7023214), (6, 3511607), (11, 1915422), (22, 957711), (33, 638474), (66, 319237)]