21359916

素因数分解:

$2^2\times 3^3\times {\mathrm{23}}^1\times {\mathrm{8599}}^1$

素因数の和:8635

約数の個数: 48

約数和(自身を含む): 57792000

約数和(自身を除く): 36432084

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, 8599, 17198, 25797, 34396, 51594, 77391, 103188, 154782, 197777, 232173, 309564, 395554, 464346, 593331, 791108, 928692, 1186662, 1779993, 2373324, 3559986, 5339979, 7119972, 10679958, 21359916]

約数ペア:

[(1, 21359916), (2, 10679958), (3, 7119972), (4, 5339979), (6, 3559986), (9, 2373324), (12, 1779993), (18, 1186662), (23, 928692), (27, 791108), (36, 593331), (46, 464346), (54, 395554), (69, 309564), (92, 232173), (108, 197777), (138, 154782), (207, 103188), (276, 77391), (414, 51594), (621, 34396), (828, 25797), (1242, 17198), (2484, 8599)]