21126168

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{167}}^1\times {\mathrm{251}}^1$

素因数の和:437

約数の個数: 96

約数和(自身を含む): 66044160

約数和(自身を除く): 44917992

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 56, 63, 72, 84, 126, 167, 168, 251, 252, 334, 501, 502, 504, 668, 753, 1002, 1004, 1169, 1336, 1503, 1506, 1757, 2004, 2008, 2259, 2338, 3006, 3012, 3507, 3514, 4008, 4518, 4676, 5271, 6012, 6024, 7014, 7028, 9036, 9352, 10521, 10542, 12024, 14028, 14056, 15813, 18072, 21042, 21084, 28056, 31626, 41917, 42084, 42168, 63252, 83834, 84168, 125751, 126504, 167668, 251502, 293419, 335336, 377253, 503004, 586838, 754506, 880257, 1006008, 1173676, 1509012, 1760514, 2347352, 2640771, 3018024, 3521028, 5281542, 7042056, 10563084, 21126168]

約数ペア:

[(1, 21126168), (2, 10563084), (3, 7042056), (4, 5281542), (6, 3521028), (7, 3018024), (8, 2640771), (9, 2347352), (12, 1760514), (14, 1509012), (18, 1173676), (21, 1006008), (24, 880257), (28, 754506), (36, 586838), (42, 503004), (56, 377253), (63, 335336), (72, 293419), (84, 251502), (126, 167668), (167, 126504), (168, 125751), (251, 84168), (252, 83834), (334, 63252), (501, 42168), (502, 42084), (504, 41917), (668, 31626), (753, 28056), (1002, 21084), (1004, 21042), (1169, 18072), (1336, 15813), (1503, 14056), (1506, 14028), (1757, 12024), (2004, 10542), (2008, 10521), (2259, 9352), (2338, 9036), (3006, 7028), (3012, 7014), (3507, 6024), (3514, 6012), (4008, 5271), (4518, 4676)]