21435656

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{243587}}^1$

素因数の和:243604

約数の個数: 16

約数和(自身を含む): 43845840

約数和(自身を除く): 22410184

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 243587, 487174, 974348, 1948696, 2679457, 5358914, 10717828, 21435656]

約数ペア:

[(1, 21435656), (2, 10717828), (4, 5358914), (8, 2679457), (11, 1948696), (22, 974348), (44, 487174), (88, 243587)]