21398424

素因数分解:

$2^3\times 3^1\times {\mathrm{891601}}^1$

素因数の和:891610

約数の個数: 16

約数和(自身を含む): 53496120

約数和(自身を除く): 32097696

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 891601, 1783202, 2674803, 3566404, 5349606, 7132808, 10699212, 21398424]

約数ペア:

[(1, 21398424), (2, 10699212), (3, 7132808), (4, 5349606), (6, 3566404), (8, 2674803), (12, 1783202), (24, 891601)]