21163935

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{108533}}^1$

素因数の和:108554

約数の個数: 16

約数和(自身を含む): 36467424

約数和(自身を除く): 15303489

約数列:

[1, 3, 5, 13, 15, 39, 65, 195, 108533, 325599, 542665, 1410929, 1627995, 4232787, 7054645, 21163935]

約数ペア:

[(1, 21163935), (3, 7054645), (5, 4232787), (13, 1627995), (15, 1410929), (39, 542665), (65, 325599), (195, 108533)]