21440472

素因数分解:

$2^3\times 3^1\times {\mathrm{139}}^1\times {\mathrm{6427}}^1$

素因数の和:6575

約数の個数: 32

約数和(自身を含む): 53995200

約数和(自身を除く): 32554728

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 139, 278, 417, 556, 834, 1112, 1668, 3336, 6427, 12854, 19281, 25708, 38562, 51416, 77124, 154248, 893353, 1786706, 2680059, 3573412, 5360118, 7146824, 10720236, 21440472]

約数ペア:

[(1, 21440472), (2, 10720236), (3, 7146824), (4, 5360118), (6, 3573412), (8, 2680059), (12, 1786706), (24, 893353), (139, 154248), (278, 77124), (417, 51416), (556, 38562), (834, 25708), (1112, 19281), (1668, 12854), (3336, 6427)]