21461222

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{4447}}^1$

素因数の和:4595

約数の個数: 16

約数和(自身を含む): 34160640

約数和(自身を除く): 12699418

約数列:

[1, 2, 19, 38, 127, 254, 2413, 4447, 4826, 8894, 84493, 168986, 564769, 1129538, 10730611, 21461222]

約数ペア:

[(1, 21461222), (2, 10730611), (19, 1129538), (38, 564769), (127, 168986), (254, 84493), (2413, 8894), (4447, 4826)]