21138032162

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{491}}^1\times {\mathrm{1655807}}^1$

素因数の和:1656313

約数の個数: 16

約数和(自身を含む): 34215616512

約数和(自身を除く): 13077584350

約数列:

[1, 2, 13, 26, 491, 982, 6383, 12766, 1655807, 3311614, 21525491, 43050982, 813001237, 1626002474, 10569016081, 21138032162]

約数ペア:

[(1, 21138032162), (2, 10569016081), (13, 1626002474), (26, 813001237), (491, 43050982), (982, 21525491), (6383, 3311614), (12766, 1655807)]