21402678

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{479}}^1\times {\mathrm{677}}^1$

素因数の和:1172

約数の個数: 32

約数和(自身を含む): 46863360

約数和(自身を除く): 25460682

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 479, 677, 958, 1354, 1437, 2031, 2874, 4062, 5269, 7447, 10538, 14894, 15807, 22341, 31614, 44682, 324283, 648566, 972849, 1945698, 3567113, 7134226, 10701339, 21402678]

約数ペア:

[(1, 21402678), (2, 10701339), (3, 7134226), (6, 3567113), (11, 1945698), (22, 972849), (33, 648566), (66, 324283), (479, 44682), (677, 31614), (958, 22341), (1354, 15807), (1437, 14894), (2031, 10538), (2874, 7447), (4062, 5269)]