21306832

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{57899}}^1$

素因数の和:57930

約数の個数: 20

約数和(自身を含む): 43077600

約数和(自身を除く): 21770768

約数列:

[1, 2, 4, 8, 16, 23, 46, 92, 184, 368, 57899, 115798, 231596, 463192, 926384, 1331677, 2663354, 5326708, 10653416, 21306832]

約数ペア:

[(1, 21306832), (2, 10653416), (4, 5326708), (8, 2663354), (16, 1331677), (23, 926384), (46, 463192), (92, 231596), (184, 115798), (368, 57899)]