21335664

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{63499}}^1$

素因数の和:63517

約数の個数: 40

約数和(自身を含む): 62992000

約数和(自身を除く): 41656336

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 168, 336, 63499, 126998, 190497, 253996, 380994, 444493, 507992, 761988, 888986, 1015984, 1333479, 1523976, 1777972, 2666958, 3047952, 3555944, 5333916, 7111888, 10667832, 21335664]

約数ペア:

[(1, 21335664), (2, 10667832), (3, 7111888), (4, 5333916), (6, 3555944), (7, 3047952), (8, 2666958), (12, 1777972), (14, 1523976), (16, 1333479), (21, 1015984), (24, 888986), (28, 761988), (42, 507992), (48, 444493), (56, 380994), (84, 253996), (112, 190497), (168, 126998), (336, 63499)]