21685266

素因数分解:

$2^1\times 3^3\times {\mathrm{313}}^1\times {\mathrm{1283}}^1$

素因数の和:1607

約数の個数: 32

約数和(自身を含む): 48381120

約数和(自身を除く): 26695854

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 313, 626, 939, 1283, 1878, 2566, 2817, 3849, 5634, 7698, 8451, 11547, 16902, 23094, 34641, 69282, 401579, 803158, 1204737, 2409474, 3614211, 7228422, 10842633, 21685266]

約数ペア:

[(1, 21685266), (2, 10842633), (3, 7228422), (6, 3614211), (9, 2409474), (18, 1204737), (27, 803158), (54, 401579), (313, 69282), (626, 34641), (939, 23094), (1283, 16902), (1878, 11547), (2566, 8451), (2817, 7698), (3849, 5634)]