21622802224

素因数分解:

$2^4\times {\mathrm{659}}^1\times {\mathrm{2050721}}^1$

素因数の和:2051388

約数の個数: 20

約数和(自身を含む): 41957772120

約数和(自身を除く): 20334969896

約数列:

[1, 2, 4, 8, 16, 659, 1318, 2636, 5272, 10544, 2050721, 4101442, 8202884, 16405768, 32811536, 1351425139, 2702850278, 5405700556, 10811401112, 21622802224]

約数ペア:

[(1, 21622802224), (2, 10811401112), (4, 5405700556), (8, 2702850278), (16, 1351425139), (659, 32811536), (1318, 16405768), (2636, 8202884), (5272, 4101442), (10544, 2050721)]