21839247

素因数分解:

$3^3\times {\mathrm{463}}^1\times {\mathrm{1747}}^1$

素因数の和:2219

約数の個数: 16

約数和(自身を含む): 32442880

約数和(自身を除く): 10603633

約数列:

[1, 3, 9, 27, 463, 1389, 1747, 4167, 5241, 12501, 15723, 47169, 808861, 2426583, 7279749, 21839247]

約数ペア:

[(1, 21839247), (3, 7279749), (9, 2426583), (27, 808861), (463, 47169), (1389, 15723), (1747, 12501), (4167, 5241)]