21597138

素因数分解:

$2^1\times 3^3\times {\mathrm{23}}^1\times {\mathrm{17389}}^1$

素因数の和:17423

約数の個数: 32

約数和(自身を含む): 50083200

約数和(自身を除く): 28486062

約数列:

[1, 2, 3, 6, 9, 18, 23, 27, 46, 54, 69, 138, 207, 414, 621, 1242, 17389, 34778, 52167, 104334, 156501, 313002, 399947, 469503, 799894, 939006, 1199841, 2399682, 3599523, 7199046, 10798569, 21597138]

約数ペア:

[(1, 21597138), (2, 10798569), (3, 7199046), (6, 3599523), (9, 2399682), (18, 1199841), (23, 939006), (27, 799894), (46, 469503), (54, 399947), (69, 313002), (138, 156501), (207, 104334), (414, 52167), (621, 34778), (1242, 17389)]