21934949

素因数分解:

${\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{167}}^1\times {\mathrm{223}}^1$

素因数の和:440

約数の個数: 16

約数和(自身を含む): 24084480

約数和(自身を除く): 2149531

約数列:

[1, 19, 31, 167, 223, 589, 3173, 4237, 5177, 6913, 37241, 98363, 131347, 707579, 1154471, 21934949]

約数ペア:

[(1, 21934949), (19, 1154471), (31, 707579), (167, 131347), (223, 98363), (589, 37241), (3173, 6913), (4237, 5177)]