21979408

素因数分解:

$2^4\times {\mathrm{11}}^2\times {\mathrm{11353}}^1$

素因数の和:11383

約数の個数: 30

約数和(自身を含む): 46812542

約数和(自身を除く): 24833134

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 121, 176, 242, 484, 968, 1936, 11353, 22706, 45412, 90824, 124883, 181648, 249766, 499532, 999064, 1373713, 1998128, 2747426, 5494852, 10989704, 21979408]

約数ペア:

[(1, 21979408), (2, 10989704), (4, 5494852), (8, 2747426), (11, 1998128), (16, 1373713), (22, 999064), (44, 499532), (88, 249766), (121, 181648), (176, 124883), (242, 90824), (484, 45412), (968, 22706), (1936, 11353)]