21534590

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{27967}}^1$

素因数の和:27992

約数の個数: 32

約数和(自身を含む): 48328704

約数和(自身を除く): 26794114

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 55, 70, 77, 110, 154, 385, 770, 27967, 55934, 139835, 195769, 279670, 307637, 391538, 615274, 978845, 1538185, 1957690, 2153459, 3076370, 4306918, 10767295, 21534590]

約数ペア:

[(1, 21534590), (2, 10767295), (5, 4306918), (7, 3076370), (10, 2153459), (11, 1957690), (14, 1538185), (22, 978845), (35, 615274), (55, 391538), (70, 307637), (77, 279670), (110, 195769), (154, 139835), (385, 55934), (770, 27967)]