21812166

素因数分解:

$2^1\times 3^5\times {\mathrm{37}}^1\times {\mathrm{1213}}^1$

素因数の和:1267

約数の個数: 48

約数和(自身を含む): 50376144

約数和(自身を除く): 28563978

約数列:

[1, 2, 3, 6, 9, 18, 27, 37, 54, 74, 81, 111, 162, 222, 243, 333, 486, 666, 999, 1213, 1998, 2426, 2997, 3639, 5994, 7278, 8991, 10917, 17982, 21834, 32751, 44881, 65502, 89762, 98253, 134643, 196506, 269286, 294759, 403929, 589518, 807858, 1211787, 2423574, 3635361, 7270722, 10906083, 21812166]

約数ペア:

[(1, 21812166), (2, 10906083), (3, 7270722), (6, 3635361), (9, 2423574), (18, 1211787), (27, 807858), (37, 589518), (54, 403929), (74, 294759), (81, 269286), (111, 196506), (162, 134643), (222, 98253), (243, 89762), (333, 65502), (486, 44881), (666, 32751), (999, 21834), (1213, 17982), (1998, 10917), (2426, 8991), (2997, 7278), (3639, 5994)]