21706914

素因数分解:

$2^1\times 3^1\times {\mathrm{109}}^1\times {\mathrm{33191}}^1$

素因数の和:33305

約数の個数: 16

約数和(自身を含む): 43813440

約数和(自身を除く): 22106526

約数列:

[1, 2, 3, 6, 109, 218, 327, 654, 33191, 66382, 99573, 199146, 3617819, 7235638, 10853457, 21706914]

約数ペア:

[(1, 21706914), (2, 10853457), (3, 7235638), (6, 3617819), (109, 199146), (218, 99573), (327, 66382), (654, 33191)]