21861598

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{107}}^1\times {\mathrm{251}}^1$

素因数の和:408

約数の個数: 32

約数和(自身を含む): 37231488

約数和(自身を除く): 15369890

約数列:

[1, 2, 11, 22, 37, 74, 107, 214, 251, 407, 502, 814, 1177, 2354, 2761, 3959, 5522, 7918, 9287, 18574, 26857, 43549, 53714, 87098, 102157, 204314, 295427, 590854, 993709, 1987418, 10930799, 21861598]

約数ペア:

[(1, 21861598), (2, 10930799), (11, 1987418), (22, 993709), (37, 590854), (74, 295427), (107, 204314), (214, 102157), (251, 87098), (407, 53714), (502, 43549), (814, 26857), (1177, 18574), (2354, 9287), (2761, 7918), (3959, 5522)]