21338796

素因数分解:

$2^2\times 3^1\times {\mathrm{107}}^1\times {\mathrm{16619}}^1$

素因数の和:16733

約数の個数: 24

約数和(自身を含む): 50258880

約数和(自身を除く): 28920084

約数列:

[1, 2, 3, 4, 6, 12, 107, 214, 321, 428, 642, 1284, 16619, 33238, 49857, 66476, 99714, 199428, 1778233, 3556466, 5334699, 7112932, 10669398, 21338796]

約数ペア:

[(1, 21338796), (2, 10669398), (3, 7112932), (4, 5334699), (6, 3556466), (12, 1778233), (107, 199428), (214, 99714), (321, 66476), (428, 49857), (642, 33238), (1284, 16619)]