21438408

素因数分解:

$2^3\times 3^1\times {\mathrm{41}}^1\times {\mathrm{21787}}^1$

素因数の和:21837

約数の個数: 32

約数和(自身を含む): 54905760

約数和(自身を除く): 33467352

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 41, 82, 123, 164, 246, 328, 492, 984, 21787, 43574, 65361, 87148, 130722, 174296, 261444, 522888, 893267, 1786534, 2679801, 3573068, 5359602, 7146136, 10719204, 21438408]

約数ペア:

[(1, 21438408), (2, 10719204), (3, 7146136), (4, 5359602), (6, 3573068), (8, 2679801), (12, 1786534), (24, 893267), (41, 522888), (82, 261444), (123, 174296), (164, 130722), (246, 87148), (328, 65361), (492, 43574), (984, 21787)]