21866347656

素因数分解:

$2^3\times 3^3\times {\mathrm{199}}^1\times {\mathrm{508709}}^1$

素因数の和:508923

約数の個数: 64

約数和(自身を含む): 61045200000

約数和(自身を除く): 39178852344

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 108, 199, 216, 398, 597, 796, 1194, 1592, 1791, 2388, 3582, 4776, 5373, 7164, 10746, 14328, 21492, 42984, 508709, 1017418, 1526127, 2034836, 3052254, 4069672, 4578381, 6104508, 9156762, 12209016, 13735143, 18313524, 27470286, 36627048, 54940572, 101233091, 109881144, 202466182, 303699273, 404932364, 607398546, 809864728, 911097819, 1214797092, 1822195638, 2429594184, 2733293457, 3644391276, 5466586914, 7288782552, 10933173828, 21866347656]

約数ペア:

[(1, 21866347656), (2, 10933173828), (3, 7288782552), (4, 5466586914), (6, 3644391276), (8, 2733293457), (9, 2429594184), (12, 1822195638), (18, 1214797092), (24, 911097819), (27, 809864728), (36, 607398546), (54, 404932364), (72, 303699273), (108, 202466182), (199, 109881144), (216, 101233091), (398, 54940572), (597, 36627048), (796, 27470286), (1194, 18313524), (1592, 13735143), (1791, 12209016), (2388, 9156762), (3582, 6104508), (4776, 4578381), (5373, 4069672), (7164, 3052254), (10746, 2034836), (14328, 1526127), (21492, 1017418), (42984, 508709)]