21144792

素因数分解:

$2^3\times 3^1\times {\mathrm{347}}^1\times {\mathrm{2539}}^1$

素因数の和:2895

約数の個数: 32

約数和(自身を含む): 53035200

約数和(自身を除く): 31890408

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 347, 694, 1041, 1388, 2082, 2539, 2776, 4164, 5078, 7617, 8328, 10156, 15234, 20312, 30468, 60936, 881033, 1762066, 2643099, 3524132, 5286198, 7048264, 10572396, 21144792]

約数ペア:

[(1, 21144792), (2, 10572396), (3, 7048264), (4, 5286198), (6, 3524132), (8, 2643099), (12, 1762066), (24, 881033), (347, 60936), (694, 30468), (1041, 20312), (1388, 15234), (2082, 10156), (2539, 8328), (2776, 7617), (4164, 5078)]