21436916

素因数分解:

$2^2\times {\mathrm{29}}^1\times {\mathrm{181}}^1\times {\mathrm{1021}}^1$

素因数の和:1235

約数の個数: 24

約数和(自身を含む): 39060840

約数和(自身を除く): 17623924

約数列:

[1, 2, 4, 29, 58, 116, 181, 362, 724, 1021, 2042, 4084, 5249, 10498, 20996, 29609, 59218, 118436, 184801, 369602, 739204, 5359229, 10718458, 21436916]

約数ペア:

[(1, 21436916), (2, 10718458), (4, 5359229), (29, 739204), (58, 369602), (116, 184801), (181, 118436), (362, 59218), (724, 29609), (1021, 20996), (2042, 10498), (4084, 5249)]