21384756

素因数分解:

$2^2\times 3^3\times {\mathrm{23}}^1\times {\mathrm{8609}}^1$

素因数の和:8645

約数の個数: 48

約数和(自身を含む): 57859200

約数和(自身を除く): 36474444

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 27, 36, 46, 54, 69, 92, 108, 138, 207, 276, 414, 621, 828, 1242, 2484, 8609, 17218, 25827, 34436, 51654, 77481, 103308, 154962, 198007, 232443, 309924, 396014, 464886, 594021, 792028, 929772, 1188042, 1782063, 2376084, 3564126, 5346189, 7128252, 10692378, 21384756]

約数ペア:

[(1, 21384756), (2, 10692378), (3, 7128252), (4, 5346189), (6, 3564126), (9, 2376084), (12, 1782063), (18, 1188042), (23, 929772), (27, 792028), (36, 594021), (46, 464886), (54, 396014), (69, 309924), (92, 232443), (108, 198007), (138, 154962), (207, 103308), (276, 77481), (414, 51654), (621, 34436), (828, 25827), (1242, 17218), (2484, 8609)]