21363224

素因数分解:

$2^3\times {\mathrm{421}}^1\times {\mathrm{6343}}^1$

素因数の和:6770

約数の個数: 16

約数和(自身を含む): 40157520

約数和(自身を除く): 18794296

約数列:

[1, 2, 4, 8, 421, 842, 1684, 3368, 6343, 12686, 25372, 50744, 2670403, 5340806, 10681612, 21363224]

約数ペア:

[(1, 21363224), (2, 10681612), (4, 5340806), (8, 2670403), (421, 50744), (842, 25372), (1684, 12686), (3368, 6343)]