21467913

素因数分解:

$3^1\times {\mathrm{61}}^1\times {\mathrm{73}}^1\times {\mathrm{1607}}^1$

素因数の和:1744

約数の個数: 16

約数和(自身を含む): 29510016

約数和(自身を除く): 8042103

約数列:

[1, 3, 61, 73, 183, 219, 1607, 4453, 4821, 13359, 98027, 117311, 294081, 351933, 7155971, 21467913]

約数ペア:

[(1, 21467913), (3, 7155971), (61, 351933), (73, 294081), (183, 117311), (219, 98027), (1607, 13359), (4453, 4821)]