21949904

素因数分解:

$2^4\times {\mathrm{463}}^1\times {\mathrm{2963}}^1$

素因数の和:3434

約数の個数: 20

約数和(自身を含む): 42634176

約数和(自身を除く): 20684272

約数列:

[1, 2, 4, 8, 16, 463, 926, 1852, 2963, 3704, 5926, 7408, 11852, 23704, 47408, 1371869, 2743738, 5487476, 10974952, 21949904]

約数ペア:

[(1, 21949904), (2, 10974952), (4, 5487476), (8, 2743738), (16, 1371869), (463, 47408), (926, 23704), (1852, 11852), (2963, 7408), (3704, 5926)]