12486621

素因数分解:

$3^1\times 7^2\times {\mathrm{173}}^1\times {\mathrm{491}}^1$

素因数の和:681

約数の個数: 24

約数和(自身を含む): 19518624

約数和(自身を除く): 7032003

約数列:

[1, 3, 7, 21, 49, 147, 173, 491, 519, 1211, 1473, 3437, 3633, 8477, 10311, 24059, 25431, 72177, 84943, 254829, 594601, 1783803, 4162207, 12486621]

約数ペア:

[(1, 12486621), (3, 4162207), (7, 1783803), (21, 594601), (49, 254829), (147, 84943), (173, 72177), (491, 25431), (519, 24059), (1211, 10311), (1473, 8477), (3437, 3633)]