21311856

素因数分解:

$2^4\times 3^3\times {\mathrm{49333}}^1$

素因数の和:49350

約数の個数: 40

約数和(自身を含む): 61174160

約数和(自身を除く): 39862304

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 72, 108, 144, 216, 432, 49333, 98666, 147999, 197332, 295998, 394664, 443997, 591996, 789328, 887994, 1183992, 1331991, 1775988, 2367984, 2663982, 3551976, 5327964, 7103952, 10655928, 21311856]

約数ペア:

[(1, 21311856), (2, 10655928), (3, 7103952), (4, 5327964), (6, 3551976), (8, 2663982), (9, 2367984), (12, 1775988), (16, 1331991), (18, 1183992), (24, 887994), (27, 789328), (36, 591996), (48, 443997), (54, 394664), (72, 295998), (108, 197332), (144, 147999), (216, 98666), (432, 49333)]