21976132

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{4507}}^1$

素因数の和:4587

約数の個数: 24

約数和(自身を含む): 40896576

約数和(自身を除く): 18920444

約数列:

[1, 2, 4, 23, 46, 53, 92, 106, 212, 1219, 2438, 4507, 4876, 9014, 18028, 103661, 207322, 238871, 414644, 477742, 955484, 5494033, 10988066, 21976132]

約数ペア:

[(1, 21976132), (2, 10988066), (4, 5494033), (23, 955484), (46, 477742), (53, 414644), (92, 238871), (106, 207322), (212, 103661), (1219, 18028), (2438, 9014), (4507, 4876)]