21616243

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{1753}}^1$

素因数の和:1842

約数の個数: 16

約数和(自身を含む): 25257600

約数和(自身を除く): 3641357

約数列:

[1, 11, 19, 59, 209, 649, 1121, 1753, 12331, 19283, 33307, 103427, 366377, 1137697, 1965113, 21616243]

約数ペア:

[(1, 21616243), (11, 1965113), (19, 1137697), (59, 366377), (209, 103427), (649, 33307), (1121, 19283), (1753, 12331)]