21069488

素因数分解:

$2^4\times {\mathrm{11}}^2\times {\mathrm{10883}}^1$

素因数の和:10913

約数の個数: 30

約数和(自身を含む): 44874732

約数和(自身を除く): 23805244

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 121, 176, 242, 484, 968, 1936, 10883, 21766, 43532, 87064, 119713, 174128, 239426, 478852, 957704, 1316843, 1915408, 2633686, 5267372, 10534744, 21069488]

約数ペア:

[(1, 21069488), (2, 10534744), (4, 5267372), (8, 2633686), (11, 1915408), (16, 1316843), (22, 957704), (44, 478852), (88, 239426), (121, 174128), (176, 119713), (242, 87064), (484, 43532), (968, 21766), (1936, 10883)]