21841428

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{260017}}^1$

素因数の和:260031

約数の個数: 24

約数和(自身を含む): 58244032

約数和(自身を除く): 36402604

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 260017, 520034, 780051, 1040068, 1560102, 1820119, 3120204, 3640238, 5460357, 7280476, 10920714, 21841428]

約数ペア:

[(1, 21841428), (2, 10920714), (3, 7280476), (4, 5460357), (6, 3640238), (7, 3120204), (12, 1820119), (14, 1560102), (21, 1040068), (28, 780051), (42, 520034), (84, 260017)]