21645232

素因数分解:

$2^4\times 7^1\times {\mathrm{193261}}^1$

素因数の和:193276

約数の個数: 20

約数和(自身を含む): 47928976

約数和(自身を除く): 26283744

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 193261, 386522, 773044, 1352827, 1546088, 2705654, 3092176, 5411308, 10822616, 21645232]

約数ペア:

[(1, 21645232), (2, 10822616), (4, 5411308), (7, 3092176), (8, 2705654), (14, 1546088), (16, 1352827), (28, 773044), (56, 386522), (112, 193261)]