21073481858

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{73683503}}^1$

素因数の和:73683529

約数の個数: 16

約数和(自身を含む): 37136486016

約数和(自身を除く): 16063004158

約数列:

[1, 2, 11, 13, 22, 26, 143, 286, 73683503, 147367006, 810518533, 957885539, 1621037066, 1915771078, 10536740929, 21073481858]

約数ペア:

[(1, 21073481858), (2, 10536740929), (11, 1915771078), (13, 1621037066), (22, 957885539), (26, 810518533), (143, 147367006), (286, 73683503)]