21847190

素因数分解:

$2^1\times 5^1\times {\mathrm{479}}^1\times {\mathrm{4561}}^1$

素因数の和:5047

約数の個数: 16

約数和(自身を含む): 39415680

約数和(自身を除く): 17568490

約数列:

[1, 2, 5, 10, 479, 958, 2395, 4561, 4790, 9122, 22805, 45610, 2184719, 4369438, 10923595, 21847190]

約数ペア:

[(1, 21847190), (2, 10923595), (5, 4369438), (10, 2184719), (479, 45610), (958, 22805), (2395, 9122), (4561, 4790)]