21297708

素因数分解:

$2^2\times 3^3\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{107}}^1$

素因数の和:236

約数の個数: 96

約数和(自身を含む): 59270400

約数和(自身を除く): 37972692

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 27, 36, 38, 54, 57, 76, 97, 107, 108, 114, 171, 194, 214, 228, 291, 321, 342, 388, 428, 513, 582, 642, 684, 873, 963, 1026, 1164, 1284, 1746, 1843, 1926, 2033, 2052, 2619, 2889, 3492, 3686, 3852, 4066, 5238, 5529, 5778, 6099, 7372, 8132, 10379, 10476, 11058, 11556, 12198, 16587, 18297, 20758, 22116, 24396, 31137, 33174, 36594, 41516, 49761, 54891, 62274, 66348, 73188, 93411, 99522, 109782, 124548, 186822, 197201, 199044, 219564, 280233, 373644, 394402, 560466, 591603, 788804, 1120932, 1183206, 1774809, 2366412, 3549618, 5324427, 7099236, 10648854, 21297708]

約数ペア:

[(1, 21297708), (2, 10648854), (3, 7099236), (4, 5324427), (6, 3549618), (9, 2366412), (12, 1774809), (18, 1183206), (19, 1120932), (27, 788804), (36, 591603), (38, 560466), (54, 394402), (57, 373644), (76, 280233), (97, 219564), (107, 199044), (108, 197201), (114, 186822), (171, 124548), (194, 109782), (214, 99522), (228, 93411), (291, 73188), (321, 66348), (342, 62274), (388, 54891), (428, 49761), (513, 41516), (582, 36594), (642, 33174), (684, 31137), (873, 24396), (963, 22116), (1026, 20758), (1164, 18297), (1284, 16587), (1746, 12198), (1843, 11556), (1926, 11058), (2033, 10476), (2052, 10379), (2619, 8132), (2889, 7372), (3492, 6099), (3686, 5778), (3852, 5529), (4066, 5238)]