21550335

素因数分解:

$3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{107}}^1\times {\mathrm{463}}^1$

素因数の和:607

約数の個数: 32

約数和(自身を含む): 36080640

約数和(自身を除く): 14530305

約数列:

[1, 3, 5, 15, 29, 87, 107, 145, 321, 435, 463, 535, 1389, 1605, 2315, 3103, 6945, 9309, 13427, 15515, 40281, 46545, 49541, 67135, 148623, 201405, 247705, 743115, 1436689, 4310067, 7183445, 21550335]

約数ペア:

[(1, 21550335), (3, 7183445), (5, 4310067), (15, 1436689), (29, 743115), (87, 247705), (107, 201405), (145, 148623), (321, 67135), (435, 49541), (463, 46545), (535, 40281), (1389, 15515), (1605, 13427), (2315, 9309), (3103, 6945)]