21646772

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{33613}}^1$

素因数の和:33647

約数の個数: 24

約数和(自身を含む): 45177216

約数和(自身を除く): 23530444

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 92, 161, 322, 644, 33613, 67226, 134452, 235291, 470582, 773099, 941164, 1546198, 3092396, 5411693, 10823386, 21646772]

約数ペア:

[(1, 21646772), (2, 10823386), (4, 5411693), (7, 3092396), (14, 1546198), (23, 941164), (28, 773099), (46, 470582), (92, 235291), (161, 134452), (322, 67226), (644, 33613)]