2100031878

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{463}}^1\times {\mathrm{1367}}^1$

素因数の和:1921

約数の個数: 64

約数和(自身を含む): 4874895360

約数和(自身を除く): 2774863482

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 79, 158, 237, 463, 474, 553, 926, 1106, 1367, 1389, 1659, 2734, 2778, 3241, 3318, 4101, 6482, 8202, 9569, 9723, 19138, 19446, 28707, 36577, 57414, 73154, 107993, 109731, 215986, 219462, 256039, 323979, 512078, 632921, 647958, 755951, 768117, 1265842, 1511902, 1536234, 1898763, 2267853, 3797526, 4430447, 4535706, 8860894, 13291341, 26582682, 50000759, 100001518, 150002277, 300004554, 350005313, 700010626, 1050015939, 2100031878]

約数ペア:

[(1, 2100031878), (2, 1050015939), (3, 700010626), (6, 350005313), (7, 300004554), (14, 150002277), (21, 100001518), (42, 50000759), (79, 26582682), (158, 13291341), (237, 8860894), (463, 4535706), (474, 4430447), (553, 3797526), (926, 2267853), (1106, 1898763), (1367, 1536234), (1389, 1511902), (1659, 1265842), (2734, 768117), (2778, 755951), (3241, 647958), (3318, 632921), (4101, 512078), (6482, 323979), (8202, 256039), (9569, 219462), (9723, 215986), (19138, 109731), (19446, 107993), (28707, 73154), (36577, 57414)]