21646812

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{163991}}^1$

素因数の和:164009

約数の個数: 24

約数和(自身を含む): 55101312

約数和(自身を除く): 33454500

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 66, 132, 163991, 327982, 491973, 655964, 983946, 1803901, 1967892, 3607802, 5411703, 7215604, 10823406, 21646812]

約数ペア:

[(1, 21646812), (2, 10823406), (3, 7215604), (4, 5411703), (6, 3607802), (11, 1967892), (12, 1803901), (22, 983946), (33, 655964), (44, 491973), (66, 327982), (132, 163991)]