21424884

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{137339}}^1$

素因数の和:137359

約数の個数: 24

約数和(自身を含む): 53837280

約数和(自身を除く): 32412396

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 137339, 274678, 412017, 549356, 824034, 1648068, 1785407, 3570814, 5356221, 7141628, 10712442, 21424884]

約数ペア:

[(1, 21424884), (2, 10712442), (3, 7141628), (4, 5356221), (6, 3570814), (12, 1785407), (13, 1648068), (26, 824034), (39, 549356), (52, 412017), (78, 274678), (156, 137339)]