2189418

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{677}}^1$

素因数の和:707

約数の個数: 48

約数和(自身を含む): 5565024

約数和(自身を除く): 3375606

約数列:

[1, 2, 3, 6, 7, 11, 14, 21, 22, 33, 42, 49, 66, 77, 98, 147, 154, 231, 294, 462, 539, 677, 1078, 1354, 1617, 2031, 3234, 4062, 4739, 7447, 9478, 14217, 14894, 22341, 28434, 33173, 44682, 52129, 66346, 99519, 104258, 156387, 199038, 312774, 364903, 729806, 1094709, 2189418]

約数ペア:

[(1, 2189418), (2, 1094709), (3, 729806), (6, 364903), (7, 312774), (11, 199038), (14, 156387), (21, 104258), (22, 99519), (33, 66346), (42, 52129), (49, 44682), (66, 33173), (77, 28434), (98, 22341), (147, 14894), (154, 14217), (231, 9478), (294, 7447), (462, 4739), (539, 4062), (677, 3234), (1078, 2031), (1354, 1617)]