21972019994

素因数分解:

$2^1\times {\mathrm{167}}^1\times {\mathrm{1627}}^1\times {\mathrm{40433}}^1$

素因数の和:42229

約数の個数: 16

約数和(自身を含む): 33176582208

約数和(自身を除く): 11204562214

約数列:

[1, 2, 167, 334, 1627, 3254, 40433, 80866, 271709, 543418, 6752311, 13504622, 65784491, 131568982, 10986009997, 21972019994]

約数ペア:

[(1, 21972019994), (2, 10986009997), (167, 131568982), (334, 65784491), (1627, 13504622), (3254, 6752311), (40433, 543418), (80866, 271709)]