21691944

素因数分解:

$2^3\times 3^2\times {\mathrm{23}}^1\times {\mathrm{13099}}^1$

素因数の和:13134

約数の個数: 48

約数和(自身を含む): 61308000

約数和(自身を除く): 39616056

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 23, 24, 36, 46, 69, 72, 92, 138, 184, 207, 276, 414, 552, 828, 1656, 13099, 26198, 39297, 52396, 78594, 104792, 117891, 157188, 235782, 301277, 314376, 471564, 602554, 903831, 943128, 1205108, 1807662, 2410216, 2711493, 3615324, 5422986, 7230648, 10845972, 21691944]

約数ペア:

[(1, 21691944), (2, 10845972), (3, 7230648), (4, 5422986), (6, 3615324), (8, 2711493), (9, 2410216), (12, 1807662), (18, 1205108), (23, 943128), (24, 903831), (36, 602554), (46, 471564), (69, 314376), (72, 301277), (92, 235782), (138, 157188), (184, 117891), (207, 104792), (276, 78594), (414, 52396), (552, 39297), (828, 26198), (1656, 13099)]