21442990

素因数分解:

$2^1\times 5^1\times {\mathrm{233}}^1\times {\mathrm{9203}}^1$

素因数の和:9443

約数の個数: 16

約数和(自身を含む): 38767248

約数和(自身を除く): 17324258

約数列:

[1, 2, 5, 10, 233, 466, 1165, 2330, 9203, 18406, 46015, 92030, 2144299, 4288598, 10721495, 21442990]

約数ペア:

[(1, 21442990), (2, 10721495), (5, 4288598), (10, 2144299), (233, 92030), (466, 46015), (1165, 18406), (2330, 9203)]