21990652305

素因数分解:

$3^1\times 5^1\times {\mathrm{107}}^1\times {\mathrm{13701341}}^1$

素因数の和:13701456

約数の個数: 16

約数和(自身を含む): 35513878464

約数和(自身を除く): 13523226159

約数列:

[1, 3, 5, 15, 107, 321, 535, 1605, 13701341, 41104023, 68506705, 205520115, 1466043487, 4398130461, 7330217435, 21990652305]

約数ペア:

[(1, 21990652305), (3, 7330217435), (5, 4398130461), (15, 1466043487), (107, 205520115), (321, 68506705), (535, 41104023), (1605, 13701341)]