21227766

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{673}}^1\times {\mathrm{751}}^1$

素因数の和:1436

約数の個数: 32

約数和(自身を含む): 48657408

約数和(自身を除く): 27429642

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 673, 751, 1346, 1502, 2019, 2253, 4038, 4506, 4711, 5257, 9422, 10514, 14133, 15771, 28266, 31542, 505423, 1010846, 1516269, 3032538, 3537961, 7075922, 10613883, 21227766]

約数ペア:

[(1, 21227766), (2, 10613883), (3, 7075922), (6, 3537961), (7, 3032538), (14, 1516269), (21, 1010846), (42, 505423), (673, 31542), (751, 28266), (1346, 15771), (1502, 14133), (2019, 10514), (2253, 9422), (4038, 5257), (4506, 4711)]