21173036

素因数分解:

$2^2\times {\mathrm{113}}^1\times {\mathrm{139}}^1\times {\mathrm{337}}^1$

素因数の和:593

約数の個数: 24

約数和(自身を含む): 37761360

約数和(自身を除く): 16588324

約数列:

[1, 2, 4, 113, 139, 226, 278, 337, 452, 556, 674, 1348, 15707, 31414, 38081, 46843, 62828, 76162, 93686, 152324, 187372, 5293259, 10586518, 21173036]

約数ペア:

[(1, 21173036), (2, 10586518), (4, 5293259), (113, 187372), (139, 152324), (226, 93686), (278, 76162), (337, 62828), (452, 46843), (556, 38081), (674, 31414), (1348, 15707)]