21796952

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{143401}}^1$

素因数の和:143426

約数の個数: 16

約数和(自身を含む): 43020600

約数和(自身を除く): 21223648

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 143401, 286802, 573604, 1147208, 2724619, 5449238, 10898476, 21796952]

約数ペア:

[(1, 21796952), (2, 10898476), (4, 5449238), (8, 2724619), (19, 1147208), (38, 573604), (76, 286802), (152, 143401)]