21167309852

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{2659}}^1\times {\mathrm{153089}}^1$

素因数の和:155765

約数の個数: 24

約数和(自身を含む): 39907501200

約数和(自身を除く): 18740191348

約数列:

[1, 2, 4, 13, 26, 52, 2659, 5318, 10636, 34567, 69134, 138268, 153089, 306178, 612356, 1990157, 3980314, 7960628, 407063651, 814127302, 1628254604, 5291827463, 10583654926, 21167309852]

約数ペア:

[(1, 21167309852), (2, 10583654926), (4, 5291827463), (13, 1628254604), (26, 814127302), (52, 407063651), (2659, 7960628), (5318, 3980314), (10636, 1990157), (34567, 612356), (69134, 306178), (138268, 153089)]