21485055

素因数分解:

$3^1\times 5^1\times {\mathrm{149}}^1\times {\mathrm{9613}}^1$

素因数の和:9770

約数の個数: 16

約数和(自身を含む): 34610400

約数和(自身を除く): 13125345

約数列:

[1, 3, 5, 15, 149, 447, 745, 2235, 9613, 28839, 48065, 144195, 1432337, 4297011, 7161685, 21485055]

約数ペア:

[(1, 21485055), (3, 7161685), (5, 4297011), (15, 1432337), (149, 144195), (447, 48065), (745, 28839), (2235, 9613)]