21119043

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{683}}^1\times {\mathrm{937}}^1$

素因数の和:1634

約数の個数: 16

約数和(自身を含む): 30796416

約数和(自身を除く): 9677373

約数列:

[1, 3, 11, 33, 683, 937, 2049, 2811, 7513, 10307, 22539, 30921, 639971, 1919913, 7039681, 21119043]

約数ペア:

[(1, 21119043), (3, 7039681), (11, 1919913), (33, 639971), (683, 30921), (937, 22539), (2049, 10307), (2811, 7513)]