21806565

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{283}}^1\times {\mathrm{467}}^1$

素因数の和:769

約数の個数: 32

約数和(自身を含む): 38278656

約数和(自身を除く): 16472091

約数列:

[1, 3, 5, 11, 15, 33, 55, 165, 283, 467, 849, 1401, 1415, 2335, 3113, 4245, 5137, 7005, 9339, 15411, 15565, 25685, 46695, 77055, 132161, 396483, 660805, 1453771, 1982415, 4361313, 7268855, 21806565]

約数ペア:

[(1, 21806565), (3, 7268855), (5, 4361313), (11, 1982415), (15, 1453771), (33, 660805), (55, 396483), (165, 132161), (283, 77055), (467, 46695), (849, 25685), (1401, 15565), (1415, 15411), (2335, 9339), (3113, 7005), (4245, 5137)]