21903230

素因数分解:

$2^1\times 5^1\times {\mathrm{227}}^1\times {\mathrm{9649}}^1$

素因数の和:9883

約数の個数: 16

約数和(自身を含む): 39603600

約数和(自身を除く): 17700370

約数列:

[1, 2, 5, 10, 227, 454, 1135, 2270, 9649, 19298, 48245, 96490, 2190323, 4380646, 10951615, 21903230]

約数ペア:

[(1, 21903230), (2, 10951615), (5, 4380646), (10, 2190323), (227, 96490), (454, 48245), (1135, 19298), (2270, 9649)]