210641456

素因数分解:

$2^4\times {\mathrm{421}}^1\times {\mathrm{31271}}^1$

素因数の和:31700

約数の個数: 20

約数和(自身を含む): 409100304

約数和(自身を除く): 198458848

約数列:

[1, 2, 4, 8, 16, 421, 842, 1684, 3368, 6736, 31271, 62542, 125084, 250168, 500336, 13165091, 26330182, 52660364, 105320728, 210641456]

約数ペア:

[(1, 210641456), (2, 105320728), (4, 52660364), (8, 26330182), (16, 13165091), (421, 500336), (842, 250168), (1684, 125084), (3368, 62542), (6736, 31271)]