21879512

素因数分解:

$2^3\times {\mathrm{113}}^1\times {\mathrm{24203}}^1$

素因数の和:24322

約数の個数: 16

約数和(自身を含む): 41388840

約数和(自身を除く): 19509328

約数列:

[1, 2, 4, 8, 113, 226, 452, 904, 24203, 48406, 96812, 193624, 2734939, 5469878, 10939756, 21879512]

約数ペア:

[(1, 21879512), (2, 10939756), (4, 5469878), (8, 2734939), (113, 193624), (226, 96812), (452, 48406), (904, 24203)]