21110484

素因数分解:

$2^2\times 3^1\times {\mathrm{263}}^1\times {\mathrm{6689}}^1$

素因数の和:6959

約数の個数: 24

約数和(自身を含む): 49452480

約数和(自身を除く): 28341996

約数列:

[1, 2, 3, 4, 6, 12, 263, 526, 789, 1052, 1578, 3156, 6689, 13378, 20067, 26756, 40134, 80268, 1759207, 3518414, 5277621, 7036828, 10555242, 21110484]

約数ペア:

[(1, 21110484), (2, 10555242), (3, 7036828), (4, 5277621), (6, 3518414), (12, 1759207), (263, 80268), (526, 40134), (789, 26756), (1052, 20067), (1578, 13378), (3156, 6689)]