21395976

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{6703}}^1$

素因数の和:6738

約数の個数: 64

約数和(自身を含む): 64358400

約数和(自身を除く): 42962424

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 19, 21, 24, 28, 38, 42, 56, 57, 76, 84, 114, 133, 152, 168, 228, 266, 399, 456, 532, 798, 1064, 1596, 3192, 6703, 13406, 20109, 26812, 40218, 46921, 53624, 80436, 93842, 127357, 140763, 160872, 187684, 254714, 281526, 375368, 382071, 509428, 563052, 764142, 891499, 1018856, 1126104, 1528284, 1782998, 2674497, 3056568, 3565996, 5348994, 7131992, 10697988, 21395976]

約数ペア:

[(1, 21395976), (2, 10697988), (3, 7131992), (4, 5348994), (6, 3565996), (7, 3056568), (8, 2674497), (12, 1782998), (14, 1528284), (19, 1126104), (21, 1018856), (24, 891499), (28, 764142), (38, 563052), (42, 509428), (56, 382071), (57, 375368), (76, 281526), (84, 254714), (114, 187684), (133, 160872), (152, 140763), (168, 127357), (228, 93842), (266, 80436), (399, 53624), (456, 46921), (532, 40218), (798, 26812), (1064, 20109), (1596, 13406), (3192, 6703)]