21709074

素因数分解:

$2^1\times 3^1\times {\mathrm{491}}^1\times {\mathrm{7369}}^1$

素因数の和:7865

約数の個数: 16

約数和(自身を含む): 43512480

約数和(自身を除く): 21803406

約数列:

[1, 2, 3, 6, 491, 982, 1473, 2946, 7369, 14738, 22107, 44214, 3618179, 7236358, 10854537, 21709074]

約数ペア:

[(1, 21709074), (2, 10854537), (3, 7236358), (6, 3618179), (491, 44214), (982, 22107), (1473, 14738), (2946, 7369)]