21816972

素因数分解:

$2^2\times 3^3\times {\mathrm{23}}^1\times {\mathrm{8783}}^1$

素因数の和:8819

約数の個数: 48

約数和(自身を含む): 59028480

約数和(自身を除く): 37211508

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, 8783, 17566, 26349, 35132, 52698, 79047, 105396, 158094, 202009, 237141, 316188, 404018, 474282, 606027, 808036, 948564, 1212054, 1818081, 2424108, 3636162, 5454243, 7272324, 10908486, 21816972]

約数ペア:

[(1, 21816972), (2, 10908486), (3, 7272324), (4, 5454243), (6, 3636162), (9, 2424108), (12, 1818081), (18, 1212054), (23, 948564), (27, 808036), (36, 606027), (46, 474282), (54, 404018), (69, 316188), (92, 237141), (108, 202009), (138, 158094), (207, 105396), (276, 79047), (414, 52698), (621, 35132), (828, 26349), (1242, 17566), (2484, 8783)]