21201622

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{7621}}^1$

素因数の和:7743

約数の個数: 16

約数和(自身を含む): 34573392

約数和(自身を除く): 13371770

約数列:

[1, 2, 13, 26, 107, 214, 1391, 2782, 7621, 15242, 99073, 198146, 815447, 1630894, 10600811, 21201622]

約数ペア:

[(1, 21201622), (2, 10600811), (13, 1630894), (26, 815447), (107, 198146), (214, 99073), (1391, 15242), (2782, 7621)]