21709764

素因数分解:

$2^2\times 3^2\times {\mathrm{97}}^1\times {\mathrm{6217}}^1$

素因数の和:6324

約数の個数: 36

約数和(自身を含む): 55452124

約数和(自身を除く): 33742360

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 97, 194, 291, 388, 582, 873, 1164, 1746, 3492, 6217, 12434, 18651, 24868, 37302, 55953, 74604, 111906, 223812, 603049, 1206098, 1809147, 2412196, 3618294, 5427441, 7236588, 10854882, 21709764]

約数ペア:

[(1, 21709764), (2, 10854882), (3, 7236588), (4, 5427441), (6, 3618294), (9, 2412196), (12, 1809147), (18, 1206098), (36, 603049), (97, 223812), (194, 111906), (291, 74604), (388, 55953), (582, 37302), (873, 24868), (1164, 18651), (1746, 12434), (3492, 6217)]