21311926

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{9931}}^1$

素因数の和:9999

約数の個数: 16

約数和(自身を含む): 33967440

約数和(自身を除く): 12655514

約数列:

[1, 2, 29, 37, 58, 74, 1073, 2146, 9931, 19862, 287999, 367447, 575998, 734894, 10655963, 21311926]

約数ペア:

[(1, 21311926), (2, 10655963), (29, 734894), (37, 575998), (58, 367447), (74, 287999), (1073, 19862), (2146, 9931)]