21533470

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{283}}^1\times {\mathrm{1087}}^1$

素因数の和:1384

約数の個数: 32

約数和(自身を含む): 44494848

約数和(自身を除く): 22961378

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 283, 566, 1087, 1415, 1981, 2174, 2830, 3962, 5435, 7609, 9905, 10870, 15218, 19810, 38045, 76090, 307621, 615242, 1538105, 2153347, 3076210, 4306694, 10766735, 21533470]

約数ペア:

[(1, 21533470), (2, 10766735), (5, 4306694), (7, 3076210), (10, 2153347), (14, 1538105), (35, 615242), (70, 307621), (283, 76090), (566, 38045), (1087, 19810), (1415, 15218), (1981, 10870), (2174, 9905), (2830, 7609), (3962, 5435)]