21677103

素因数分解:

$3^2\times 7^1\times {\mathrm{181}}^1\times {\mathrm{1901}}^1$

素因数の和:2095

約数の個数: 24

約数和(自身を含む): 36001056

約数和(自身を除く): 14323953

約数列:

[1, 3, 7, 9, 21, 63, 181, 543, 1267, 1629, 1901, 3801, 5703, 11403, 13307, 17109, 39921, 119763, 344081, 1032243, 2408567, 3096729, 7225701, 21677103]

約数ペア:

[(1, 21677103), (3, 7225701), (7, 3096729), (9, 2408567), (21, 1032243), (63, 344081), (181, 119763), (543, 39921), (1267, 17109), (1629, 13307), (1901, 11403), (3801, 5703)]