21314510

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{43499}}^1$

素因数の和:43520

約数の個数: 24

約数和(自身を含む): 44631000

約数和(自身を除く): 23316490

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 43499, 86998, 217495, 304493, 434990, 608986, 1522465, 2131451, 3044930, 4262902, 10657255, 21314510]

約数ペア:

[(1, 21314510), (2, 10657255), (5, 4262902), (7, 3044930), (10, 2131451), (14, 1522465), (35, 608986), (49, 434990), (70, 304493), (98, 217495), (245, 86998), (490, 43499)]