21128288

素因数分解:

$2^5\times {\mathrm{113}}^1\times {\mathrm{5843}}^1$

素因数の和:5966

約数の個数: 24

約数和(自身を含む): 41971608

約数和(自身を除く): 20843320

約数列:

[1, 2, 4, 8, 16, 32, 113, 226, 452, 904, 1808, 3616, 5843, 11686, 23372, 46744, 93488, 186976, 660259, 1320518, 2641036, 5282072, 10564144, 21128288]

約数ペア:

[(1, 21128288), (2, 10564144), (4, 5282072), (8, 2641036), (16, 1320518), (32, 660259), (113, 186976), (226, 93488), (452, 46744), (904, 23372), (1808, 11686), (3616, 5843)]