21914866

素因数分解:

$2^1\times {\mathrm{19}}^2\times {\mathrm{127}}^1\times {\mathrm{239}}^1$

素因数の和:406

約数の個数: 24

約数和(自身を含む): 35112960

約数和(自身を除く): 13198094

約数列:

[1, 2, 19, 38, 127, 239, 254, 361, 478, 722, 2413, 4541, 4826, 9082, 30353, 45847, 60706, 86279, 91694, 172558, 576707, 1153414, 10957433, 21914866]

約数ペア:

[(1, 21914866), (2, 10957433), (19, 1153414), (38, 576707), (127, 172558), (239, 91694), (254, 86279), (361, 60706), (478, 45847), (722, 30353), (2413, 9082), (4541, 4826)]