21828552

素因数分解:

$2^3\times 3^1\times {\mathrm{257}}^1\times {\mathrm{3539}}^1$

素因数の和:3805

約数の個数: 32

約数和(自身を含む): 54799200

約数和(自身を除く): 32970648

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 257, 514, 771, 1028, 1542, 2056, 3084, 3539, 6168, 7078, 10617, 14156, 21234, 28312, 42468, 84936, 909523, 1819046, 2728569, 3638092, 5457138, 7276184, 10914276, 21828552]

約数ペア:

[(1, 21828552), (2, 10914276), (3, 7276184), (4, 5457138), (6, 3638092), (8, 2728569), (12, 1819046), (24, 909523), (257, 84936), (514, 42468), (771, 28312), (1028, 21234), (1542, 14156), (2056, 10617), (3084, 7078), (3539, 6168)]