21092442

素因数分解:

$2^1\times 3^1\times 7^3\times {\mathrm{37}}^1\times {\mathrm{277}}^1$

素因数の和:340

約数の個数: 64

約数和(自身を含む): 50707200

約数和(自身を除く): 29614758

約数列:

[1, 2, 3, 6, 7, 14, 21, 37, 42, 49, 74, 98, 111, 147, 222, 259, 277, 294, 343, 518, 554, 686, 777, 831, 1029, 1554, 1662, 1813, 1939, 2058, 3626, 3878, 5439, 5817, 10249, 10878, 11634, 12691, 13573, 20498, 25382, 27146, 30747, 38073, 40719, 61494, 71743, 76146, 81438, 95011, 143486, 190022, 215229, 285033, 430458, 502201, 570066, 1004402, 1506603, 3013206, 3515407, 7030814, 10546221, 21092442]

約数ペア:

[(1, 21092442), (2, 10546221), (3, 7030814), (6, 3515407), (7, 3013206), (14, 1506603), (21, 1004402), (37, 570066), (42, 502201), (49, 430458), (74, 285033), (98, 215229), (111, 190022), (147, 143486), (222, 95011), (259, 81438), (277, 76146), (294, 71743), (343, 61494), (518, 40719), (554, 38073), (686, 30747), (777, 27146), (831, 25382), (1029, 20498), (1554, 13573), (1662, 12691), (1813, 11634), (1939, 10878), (2058, 10249), (3626, 5817), (3878, 5439)]