21180606

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{207653}}^1$

素因数の和:207675

約数の個数: 16

約数和(自身を含む): 44853264

約数和(自身を除く): 23672658

約数列:

[1, 2, 3, 6, 17, 34, 51, 102, 207653, 415306, 622959, 1245918, 3530101, 7060202, 10590303, 21180606]

約数ペア:

[(1, 21180606), (2, 10590303), (3, 7060202), (6, 3530101), (17, 1245918), (34, 622959), (51, 415306), (102, 207653)]