21711136

素因数分解:

$2^5\times {\mathrm{397}}^1\times {\mathrm{1709}}^1$

素因数の和:2116

約数の個数: 24

約数和(自身を含む): 42876540

約数和(自身を除く): 21165404

約数列:

[1, 2, 4, 8, 16, 32, 397, 794, 1588, 1709, 3176, 3418, 6352, 6836, 12704, 13672, 27344, 54688, 678473, 1356946, 2713892, 5427784, 10855568, 21711136]

約数ペア:

[(1, 21711136), (2, 10855568), (4, 5427784), (8, 2713892), (16, 1356946), (32, 678473), (397, 54688), (794, 27344), (1588, 13672), (1709, 12704), (3176, 6836), (3418, 6352)]