21461152

素因数分解:

$2^5\times {\mathrm{809}}^1\times {\mathrm{829}}^1$

素因数の和:1648

約数の個数: 24

約数和(自身を含む): 42354900

約数和(自身を除く): 20893748

約数列:

[1, 2, 4, 8, 16, 32, 809, 829, 1618, 1658, 3236, 3316, 6472, 6632, 12944, 13264, 25888, 26528, 670661, 1341322, 2682644, 5365288, 10730576, 21461152]

約数ペア:

[(1, 21461152), (2, 10730576), (4, 5365288), (8, 2682644), (16, 1341322), (32, 670661), (809, 26528), (829, 25888), (1618, 13264), (1658, 12944), (3236, 6632), (3316, 6472)]