21226933

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{12277}}^1$

素因数の和:12316

約数の個数: 16

約数和(自身を含む): 27502720

約数和(自身を除く): 6275787

約数列:

[1, 7, 13, 19, 91, 133, 247, 1729, 12277, 85939, 159601, 233263, 1117207, 1632841, 3032419, 21226933]

約数ペア:

[(1, 21226933), (7, 3032419), (13, 1632841), (19, 1117207), (91, 233263), (133, 159601), (247, 85939), (1729, 12277)]