21631624

素因数分解:

$2^3\times 7^1\times {\mathrm{386279}}^1$

素因数の和:386292

約数の個数: 16

約数和(自身を含む): 46353600

約数和(自身を除く): 24721976

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 386279, 772558, 1545116, 2703953, 3090232, 5407906, 10815812, 21631624]

約数ペア:

[(1, 21631624), (2, 10815812), (4, 5407906), (7, 3090232), (8, 2703953), (14, 1545116), (28, 772558), (56, 386279)]