16521057

素因数分解:

$3^3\times 7^1\times {\mathrm{61}}^1\times {\mathrm{1433}}^1$

素因数の和:1510

約数の個数: 32

約数和(自身を含む): 28450560

約数和(自身を除く): 11929503

約数列:

[1, 3, 7, 9, 21, 27, 61, 63, 183, 189, 427, 549, 1281, 1433, 1647, 3843, 4299, 10031, 11529, 12897, 30093, 38691, 87413, 90279, 262239, 270837, 611891, 786717, 1835673, 2360151, 5507019, 16521057]

約数ペア:

[(1, 16521057), (3, 5507019), (7, 2360151), (9, 1835673), (21, 786717), (27, 611891), (61, 270837), (63, 262239), (183, 90279), (189, 87413), (427, 38691), (549, 30093), (1281, 12897), (1433, 11529), (1647, 10031), (3843, 4299)]