21351582

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{169457}}^1$

素因数の和:169472

約数の個数: 24

約数和(自身を含む): 52870896

約数和(自身を除く): 31519314

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 169457, 338914, 508371, 1016742, 1186199, 1525113, 2372398, 3050226, 3558597, 7117194, 10675791, 21351582]

約数ペア:

[(1, 21351582), (2, 10675791), (3, 7117194), (6, 3558597), (7, 3050226), (9, 2372398), (14, 1525113), (18, 1186199), (21, 1016742), (42, 508371), (63, 338914), (126, 169457)]