21787634

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{491}}^1\times {\mathrm{2017}}^1$

素因数の和:2521

約数の個数: 16

約数和(自身を含む): 35742816

約数和(自身を除く): 13955182

約数列:

[1, 2, 11, 22, 491, 982, 2017, 4034, 5401, 10802, 22187, 44374, 990347, 1980694, 10893817, 21787634]

約数ペア:

[(1, 21787634), (2, 10893817), (11, 1980694), (22, 990347), (491, 44374), (982, 22187), (2017, 10802), (4034, 5401)]