21996032

素因数分解:

$2^9\times {\mathrm{42961}}^1$

素因数の和:42979

約数の個数: 20

約数和(自身を含む): 43950126

約数和(自身を除く): 21954094

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 512, 42961, 85922, 171844, 343688, 687376, 1374752, 2749504, 5499008, 10998016, 21996032]

約数ペア:

[(1, 21996032), (2, 10998016), (4, 5499008), (8, 2749504), (16, 1374752), (32, 687376), (64, 343688), (128, 171844), (256, 85922), (512, 42961)]