21682466

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{641}}^1\times {\mathrm{1301}}^1$

素因数の和:1957

約数の個数: 16

約数和(自身を含む): 35107128

約数和(自身を除く): 13424662

約数列:

[1, 2, 13, 26, 641, 1282, 1301, 2602, 8333, 16666, 16913, 33826, 833941, 1667882, 10841233, 21682466]

約数ペア:

[(1, 21682466), (2, 10841233), (13, 1667882), (26, 833941), (641, 33826), (1282, 16913), (1301, 16666), (2602, 8333)]