21234108

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{449}}^1\times {\mathrm{563}}^1$

素因数の和:1026

約数の個数: 48

約数和(自身を含む): 56851200

約数和(自身を除く): 35617092

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 449, 563, 898, 1126, 1347, 1689, 1796, 2252, 2694, 3143, 3378, 3941, 5388, 6286, 6756, 7882, 9429, 11823, 12572, 15764, 18858, 23646, 37716, 47292, 252787, 505574, 758361, 1011148, 1516722, 1769509, 3033444, 3539018, 5308527, 7078036, 10617054, 21234108]

約数ペア:

[(1, 21234108), (2, 10617054), (3, 7078036), (4, 5308527), (6, 3539018), (7, 3033444), (12, 1769509), (14, 1516722), (21, 1011148), (28, 758361), (42, 505574), (84, 252787), (449, 47292), (563, 37716), (898, 23646), (1126, 18858), (1347, 15764), (1689, 12572), (1796, 11823), (2252, 9429), (2694, 7882), (3143, 6756), (3378, 6286), (3941, 5388)]