21085232

素因数分解:

$2^4\times 7^1\times {\mathrm{188261}}^1$

素因数の和:188276

約数の個数: 20

約数和(自身を含む): 46688976

約数和(自身を除く): 25603744

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 188261, 376522, 753044, 1317827, 1506088, 2635654, 3012176, 5271308, 10542616, 21085232]

約数ペア:

[(1, 21085232), (2, 10542616), (4, 5271308), (7, 3012176), (8, 2635654), (14, 1506088), (16, 1317827), (28, 753044), (56, 376522), (112, 188261)]