21277553

素因数分解:

${\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{2273}}^1$

素因数の和:2344

約数の個数: 16

約数和(自身を含む): 24886656

約数和(自身を除く): 3609103

約数列:

[1, 11, 23, 37, 253, 407, 851, 2273, 9361, 25003, 52279, 84101, 575069, 925111, 1934323, 21277553]

約数ペア:

[(1, 21277553), (11, 1934323), (23, 925111), (37, 575069), (253, 84101), (407, 52279), (851, 25003), (2273, 9361)]