2420019

素因数分解:

$3^2\times 7^1\times {\mathrm{107}}^1\times {\mathrm{359}}^1$

素因数の和:479

約数の個数: 24

約数和(自身を含む): 4043520

約数和(自身を除く): 1623501

約数列:

[1, 3, 7, 9, 21, 63, 107, 321, 359, 749, 963, 1077, 2247, 2513, 3231, 6741, 7539, 22617, 38413, 115239, 268891, 345717, 806673, 2420019]

約数ペア:

[(1, 2420019), (3, 806673), (7, 345717), (9, 268891), (21, 115239), (63, 38413), (107, 22617), (321, 7539), (359, 6741), (749, 3231), (963, 2513), (1077, 2247)]