21061304

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{239333}}^1$

素因数の和:239350

約数の個数: 16

約数和(自身を含む): 43080120

約数和(自身を除く): 22018816

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 239333, 478666, 957332, 1914664, 2632663, 5265326, 10530652, 21061304]

約数ペア:

[(1, 21061304), (2, 10530652), (4, 5265326), (8, 2632663), (11, 1914664), (22, 957332), (44, 478666), (88, 239333)]