21634081

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{137}}^1\times {\mathrm{1327}}^1$

素因数の和:1488

約数の個数: 16

約数和(自身を含む): 26390016

約数和(自身を除く): 4755935

約数列:

[1, 7, 17, 119, 137, 959, 1327, 2329, 9289, 16303, 22559, 157913, 181799, 1272593, 3090583, 21634081]

約数ペア:

[(1, 21634081), (7, 3090583), (17, 1272593), (119, 181799), (137, 157913), (959, 22559), (1327, 16303), (2329, 9289)]