2131778

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{383}}^1$

素因数の和:430

約数の個数: 24

約数和(自身を含む): 3677184

約数和(自身を除く): 1545406

約数列:

[1, 2, 11, 22, 23, 46, 121, 242, 253, 383, 506, 766, 2783, 4213, 5566, 8426, 8809, 17618, 46343, 92686, 96899, 193798, 1065889, 2131778]

約数ペア:

[(1, 2131778), (2, 1065889), (11, 193798), (22, 96899), (23, 92686), (46, 46343), (121, 17618), (242, 8809), (253, 8426), (383, 5566), (506, 4213), (766, 2783)]