20214105

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{4663}}^1$

素因数の和:4705

約数の個数: 24

約数和(自身を含む): 34364352

約数和(自身を除く): 14150247

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 289, 867, 1445, 4335, 4663, 13989, 23315, 69945, 79271, 237813, 396355, 1189065, 1347607, 4042821, 6738035, 20214105]

約数ペア:

[(1, 20214105), (3, 6738035), (5, 4042821), (15, 1347607), (17, 1189065), (51, 396355), (85, 237813), (255, 79271), (289, 69945), (867, 23315), (1445, 13989), (4335, 4663)]