21769216

素因数分解:

$2^{10}\times 7^1\times {\mathrm{3037}}^1$

素因数の和:3064

約数の個数: 44

約数和(自身を含む): 49750288

約数和(自身を除く): 27981072

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 256, 448, 512, 896, 1024, 1792, 3037, 3584, 6074, 7168, 12148, 21259, 24296, 42518, 48592, 85036, 97184, 170072, 194368, 340144, 388736, 680288, 777472, 1360576, 1554944, 2721152, 3109888, 5442304, 10884608, 21769216]

約数ペア:

[(1, 21769216), (2, 10884608), (4, 5442304), (7, 3109888), (8, 2721152), (14, 1554944), (16, 1360576), (28, 777472), (32, 680288), (56, 388736), (64, 340144), (112, 194368), (128, 170072), (224, 97184), (256, 85036), (448, 48592), (512, 42518), (896, 24296), (1024, 21259), (1792, 12148), (3037, 7168), (3584, 6074)]