21603361

素因数分解:

${\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{587}}^1$

素因数の和:768

約数の個数: 16

約数和(自身を含む): 24696000

約数和(自身を除く): 3092639

約数列:

[1, 13, 19, 149, 247, 587, 1937, 2831, 7631, 11153, 36803, 87463, 144989, 1137019, 1661797, 21603361]

約数ペア:

[(1, 21603361), (13, 1661797), (19, 1137019), (149, 144989), (247, 87463), (587, 36803), (1937, 11153), (2831, 7631)]