21969728

素因数分解:

$2^6\times {\mathrm{11}}^2\times {\mathrm{2837}}^1$

素因数の和:2871

約数の個数: 42

約数和(自身を含む): 47936658

約数和(自身を除く): 25966930

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 64, 88, 121, 176, 242, 352, 484, 704, 968, 1936, 2837, 3872, 5674, 7744, 11348, 22696, 31207, 45392, 62414, 90784, 124828, 181568, 249656, 343277, 499312, 686554, 998624, 1373108, 1997248, 2746216, 5492432, 10984864, 21969728]

約数ペア:

[(1, 21969728), (2, 10984864), (4, 5492432), (8, 2746216), (11, 1997248), (16, 1373108), (22, 998624), (32, 686554), (44, 499312), (64, 343277), (88, 249656), (121, 181568), (176, 124828), (242, 90784), (352, 62414), (484, 45392), (704, 31207), (968, 22696), (1936, 11348), (2837, 7744), (3872, 5674)]