21631270

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{94049}}^1$

素因数の和:94079

約数の個数: 16

約数和(自身を含む): 40629600

約数和(自身を除く): 18998330

約数列:

[1, 2, 5, 10, 23, 46, 115, 230, 94049, 188098, 470245, 940490, 2163127, 4326254, 10815635, 21631270]

約数ペア:

[(1, 21631270), (2, 10815635), (5, 4326254), (10, 2163127), (23, 940490), (46, 470245), (115, 188098), (230, 94049)]