21056496

素因数分解:

$2^4\times 3^1\times {\mathrm{103}}^1\times {\mathrm{4259}}^1$

素因数の和:4373

約数の個数: 40

約数和(自身を含む): 54936960

約数和(自身を除く): 33880464

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 103, 206, 309, 412, 618, 824, 1236, 1648, 2472, 4259, 4944, 8518, 12777, 17036, 25554, 34072, 51108, 68144, 102216, 204432, 438677, 877354, 1316031, 1754708, 2632062, 3509416, 5264124, 7018832, 10528248, 21056496]

約数ペア:

[(1, 21056496), (2, 10528248), (3, 7018832), (4, 5264124), (6, 3509416), (8, 2632062), (12, 1754708), (16, 1316031), (24, 877354), (48, 438677), (103, 204432), (206, 102216), (309, 68144), (412, 51108), (618, 34072), (824, 25554), (1236, 17036), (1648, 12777), (2472, 8518), (4259, 4944)]