21684936

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{9929}}^1$

素因数の和:9958

約数の個数: 64

約数和(自身を含む): 66729600

約数和(自身を除く): 45044664

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 21, 24, 26, 28, 39, 42, 52, 56, 78, 84, 91, 104, 156, 168, 182, 273, 312, 364, 546, 728, 1092, 2184, 9929, 19858, 29787, 39716, 59574, 69503, 79432, 119148, 129077, 139006, 208509, 238296, 258154, 278012, 387231, 417018, 516308, 556024, 774462, 834036, 903539, 1032616, 1548924, 1668072, 1807078, 2710617, 3097848, 3614156, 5421234, 7228312, 10842468, 21684936]

約数ペア:

[(1, 21684936), (2, 10842468), (3, 7228312), (4, 5421234), (6, 3614156), (7, 3097848), (8, 2710617), (12, 1807078), (13, 1668072), (14, 1548924), (21, 1032616), (24, 903539), (26, 834036), (28, 774462), (39, 556024), (42, 516308), (52, 417018), (56, 387231), (78, 278012), (84, 258154), (91, 238296), (104, 208509), (156, 139006), (168, 129077), (182, 119148), (273, 79432), (312, 69503), (364, 59574), (546, 39716), (728, 29787), (1092, 19858), (2184, 9929)]