21360592

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{121367}}^1$

素因数の和:121386

約数の個数: 20

約数和(自身を含む): 45148896

約数和(自身を除く): 23788304

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 121367, 242734, 485468, 970936, 1335037, 1941872, 2670074, 5340148, 10680296, 21360592]

約数ペア:

[(1, 21360592), (2, 10680296), (4, 5340148), (8, 2670074), (11, 1941872), (16, 1335037), (22, 970936), (44, 485468), (88, 242734), (176, 121367)]