21173485688

素因数分解:

$2^3\times {\mathrm{607}}^1\times {\mathrm{4360273}}^1$

素因数の和:4360886

約数の個数: 16

約数和(自身を含む): 39765698880

約数和(自身を除く): 18592213192

約数列:

[1, 2, 4, 8, 607, 1214, 2428, 4856, 4360273, 8720546, 17441092, 34882184, 2646685711, 5293371422, 10586742844, 21173485688]

約数ペア:

[(1, 21173485688), (2, 10586742844), (4, 5293371422), (8, 2646685711), (607, 34882184), (1214, 17441092), (2428, 8720546), (4856, 4360273)]