21030196

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{8101}}^1$

素因数の和:8175

約数の個数: 24

約数和(自身を含む): 40834080

約数和(自身を除く): 19803884

約数列:

[1, 2, 4, 11, 22, 44, 59, 118, 236, 649, 1298, 2596, 8101, 16202, 32404, 89111, 178222, 356444, 477959, 955918, 1911836, 5257549, 10515098, 21030196]

約数ペア:

[(1, 21030196), (2, 10515098), (4, 5257549), (11, 1911836), (22, 955918), (44, 477959), (59, 356444), (118, 178222), (236, 89111), (649, 32404), (1298, 16202), (2596, 8101)]