2121670256

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{4277561}}^1$

素因数の和:4277600

約数の個数: 20

約数和(自身を含む): 4243341504

約数和(自身を除く): 2121671248

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 4277561, 8555122, 17110244, 34220488, 68440976, 132604391, 265208782, 530417564, 1060835128, 2121670256]

約数ペア:

[(1, 2121670256), (2, 1060835128), (4, 530417564), (8, 265208782), (16, 132604391), (31, 68440976), (62, 34220488), (124, 17110244), (248, 8555122), (496, 4277561)]