21146562

素因数分解:

$2^1\times 3^3\times {\mathrm{79}}^1\times {\mathrm{4957}}^1$

素因数の和:5047

約数の個数: 32

約数和(自身を含む): 47596800

約数和(自身を除く): 26450238

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 79, 158, 237, 474, 711, 1422, 2133, 4266, 4957, 9914, 14871, 29742, 44613, 89226, 133839, 267678, 391603, 783206, 1174809, 2349618, 3524427, 7048854, 10573281, 21146562]

約数ペア:

[(1, 21146562), (2, 10573281), (3, 7048854), (6, 3524427), (9, 2349618), (18, 1174809), (27, 783206), (54, 391603), (79, 267678), (158, 133839), (237, 89226), (474, 44613), (711, 29742), (1422, 14871), (2133, 9914), (4266, 4957)]