21258336

素因数分解:

$2^5\times 3^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{491}}^1$

素因数の和:556

約数の個数: 96

約数和(自身を含む): 62487936

約数和(自身を除く): 41229600

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 32, 33, 41, 44, 48, 66, 82, 88, 96, 123, 132, 164, 176, 246, 264, 328, 352, 451, 491, 492, 528, 656, 902, 982, 984, 1056, 1312, 1353, 1473, 1804, 1964, 1968, 2706, 2946, 3608, 3928, 3936, 5401, 5412, 5892, 7216, 7856, 10802, 10824, 11784, 14432, 15712, 16203, 20131, 21604, 21648, 23568, 32406, 40262, 43208, 43296, 47136, 60393, 64812, 80524, 86416, 120786, 129624, 161048, 172832, 221441, 241572, 259248, 322096, 442882, 483144, 518496, 644192, 664323, 885764, 966288, 1328646, 1771528, 1932576, 2657292, 3543056, 5314584, 7086112, 10629168, 21258336]

約数ペア:

[(1, 21258336), (2, 10629168), (3, 7086112), (4, 5314584), (6, 3543056), (8, 2657292), (11, 1932576), (12, 1771528), (16, 1328646), (22, 966288), (24, 885764), (32, 664323), (33, 644192), (41, 518496), (44, 483144), (48, 442882), (66, 322096), (82, 259248), (88, 241572), (96, 221441), (123, 172832), (132, 161048), (164, 129624), (176, 120786), (246, 86416), (264, 80524), (328, 64812), (352, 60393), (451, 47136), (491, 43296), (492, 43208), (528, 40262), (656, 32406), (902, 23568), (982, 21648), (984, 21604), (1056, 20131), (1312, 16203), (1353, 15712), (1473, 14432), (1804, 11784), (1964, 10824), (1968, 10802), (2706, 7856), (2946, 7216), (3608, 5892), (3928, 5412), (3936, 5401)]