21348784

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{58013}}^1$

素因数の和:58044

約数の個数: 20

約数和(自身を含む): 43162416

約数和(自身を除く): 21813632

約数列:

[1, 2, 4, 8, 16, 23, 46, 92, 184, 368, 58013, 116026, 232052, 464104, 928208, 1334299, 2668598, 5337196, 10674392, 21348784]

約数ペア:

[(1, 21348784), (2, 10674392), (4, 5337196), (8, 2668598), (16, 1334299), (23, 928208), (46, 464104), (92, 232052), (184, 116026), (368, 58013)]