15421644

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{20399}}^1$

素因数の和:20419

約数の個数: 48

約数和(自身を含む): 45696000

約数和(自身を除く): 30274356

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 84, 108, 126, 189, 252, 378, 756, 20399, 40798, 61197, 81596, 122394, 142793, 183591, 244788, 285586, 367182, 428379, 550773, 571172, 734364, 856758, 1101546, 1285137, 1713516, 2203092, 2570274, 3855411, 5140548, 7710822, 15421644]

約数ペア:

[(1, 15421644), (2, 7710822), (3, 5140548), (4, 3855411), (6, 2570274), (7, 2203092), (9, 1713516), (12, 1285137), (14, 1101546), (18, 856758), (21, 734364), (27, 571172), (28, 550773), (36, 428379), (42, 367182), (54, 285586), (63, 244788), (84, 183591), (108, 142793), (126, 122394), (189, 81596), (252, 61197), (378, 40798), (756, 20399)]