21672344

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{251}}^2$

素因数の和:551

約数の個数: 24

約数和(自身を含む): 41746980

約数和(自身を除く): 20074636

約数列:

[1, 2, 4, 8, 43, 86, 172, 251, 344, 502, 1004, 2008, 10793, 21586, 43172, 63001, 86344, 126002, 252004, 504008, 2709043, 5418086, 10836172, 21672344]

約数ペア:

[(1, 21672344), (2, 10836172), (4, 5418086), (8, 2709043), (43, 504008), (86, 252004), (172, 126002), (251, 86344), (344, 63001), (502, 43172), (1004, 21586), (2008, 10793)]