21841404

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{140009}}^1$

素因数の和:140029

約数の個数: 24

約数和(自身を含む): 54883920

約数和(自身を除く): 33042516

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 140009, 280018, 420027, 560036, 840054, 1680108, 1820117, 3640234, 5460351, 7280468, 10920702, 21841404]

約数ペア:

[(1, 21841404), (2, 10920702), (3, 7280468), (4, 5460351), (6, 3640234), (12, 1820117), (13, 1680108), (26, 840054), (39, 560036), (52, 420027), (78, 280018), (156, 140009)]